Heterocycles

Heterocyclic compounds are organic compounds containing at least one atom of carbon, and at least one element other than carbon, such as sulfur, oxygen or nitrogen within a ring structure. These structures may comprise either simple aromatic rings or non-aromatic rings. Some examples are pyridine, pyrimidine and dioxane.

Heterocyclic Compounds

Catalog No. Product Name Enrichment
Quantity Price
64553 4,5-Dimethyl-3-hydroxy-2(5H)-furanone
10 g $290   Add to Cart
100 g $990   Add to Cart
C64554 4,5-Dimethyl-3-hydroxy-2(5H)-furanone-13C3
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C64555 4,5-Dimethyl-3-hydroxy-2(5H)-furanone-13C2
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64507 2,5-Dimethyl-4-hydroxy-3(2H)-furanone
5 g $610   Add to Cart
50 g $670   Add to Cart
C64508 2,5-Dimethyl-4-hydroxy-3(2H)-furanone-13C2
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9656 5,5-Dimethyl-4-hydroxymethyl-1-pyrroline N-Oxide
Synonyms:
4HMDMPO; 3,4-Dihydro-2,2-dimethyl-2H-pyrrole-3-methanol 1-Oxide;
100 mg $890   Add to Cart
0.5 g $2,120   Add to Cart
64558 3-(3,5-Dimethyl-4-isoxazolyl)-5-hydroxy-α-phenyl- benzenemethanol
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9667 N,1-Dimethyl-4-nitro-5-imidazolecarboxamide
Synonyms:
N,1-Dimethyl-4-nitro-1H-imidazole-5-carboxamide;
1.25 g $1,880   Add to Cart
250 mg $860   Add to Cart
D9668 N,1-Dimethyl-4-nitro-5-imidazolecarboxamide-d3
Synonyms:
N,1-Dimethyl-4-nitro-1H-imidazole-5-carboxamide-d3;
98%D
5 mg $890   Add to Cart
25 mg $2,120   Add to Cart
64511 6,6-Dimethyl-5,7-dioxaspiro[2.5]octan-4,8-dione
5 g $600   Add to Cart
50 g $1,300   Add to Cart
64565 2,4-Dimethyl-5-oxazolecarboxylic Acid
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64566 S-((1-(2,2-Dimethyl-5-oxo-1,3-dioxolan-4-yl)cyclopropyl)methyl) Ethanethioate
2.5 mg $650   Add to Cart
25 mg $2,200   Add to Cart
9696 3,4-Dimethyl-5-pyrazolone
Synonyms:
4,5-Dimethyl-1,2-dihydro-pyrazol-3-one;
250 mg $875   Add to Cart
1.25 g $2,000   Add to Cart
15654 2,4-dimethyl-5-Pyrimidinemethanol
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84761 2,3-Dimethyl-5-vinylpyrazine
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64540 (5R,6S)-2,2-Dimethyl-6-(1,4,7,10-tetraazacyclododec-1-yl)-1,3- dioxepan-5-ol
100 mg $650   Add to Cart
250 mg $800   Add to Cart
1 g $1,375   Add to Cart
9619 O-[(2S)-3,3-Dimethyl-N-boc-proline Methyl Ester] S-Methyl Xanthate
10 mg $850   Add to Cart
50 mg $1,800   Add to Cart
15610 N,N-dimethyl-pyrimidine-2,5-diamine
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64345 2-[[3-[2-(Dimethylamino)ethyl]-1H-indol-5-yl]methyl] Sumatriptan
Synonyms:
Sumatriptan Impurity A;
2.5 mg $680   Add to Cart
25 mg $2,440   Add to Cart
D64346 2-[[3-[2-(Dimethylamino)ethyl]-1H-indol-5-yl]methyl] Sumatriptan Succinate-d6
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64324 8-Dimethylamino-1,4-dioxaspiro[4.5]decan-8-carbonitrile
50 mg $650   Add to Cart
500 mg $2,200   Add to Cart
64549 2-(1,3-Dimethylbutyl)propanedioic Acid 1,3-Diethyl Ester
5 mg $650   Add to Cart
25 mg $1,075   Add to Cart
100 mg $2,725   Add to Cart
64491 trans-1,3-Dimethylcyclopentane
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64495 trans-1,2-Dimethylcyclopentane
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D64492 trans-1,3-Dimethylcyclopentane-d4
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D64494 1,1-Dimethylcyclopentane-d3
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D64496 trans-1,2-Dimethylcyclopentane-d4
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64529 (3aR,4R,6S,6aS)-4-[[(1,1-Dimethylethoxy)carbonyl]amino]-3-(1- ethylpropyl)-3a,5,6,6a-tetrahydro-4H-cyclopent[d]isoxazole-6- carboxylic Acid Methyl Ester
1 g $610   Add to Cart
5 g $675   Add to Cart
25 g $1,225   Add to Cart
64526 4-(1,1-Dimethylethyl) Ester 2,4-Morpholinedicarboxylic Acid
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64527 (2R)-4-(1,1-Dimethylethyl) Ester 2,4-Morpholinedicarboxylic Acid
1 g $190   Add to Cart
64528 (2R)-N-(1,1-Dimethylethyl)-2-Oxiranemethanamine
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D65310 N-(2-Hydroxy-1,1-dimethylethyl)benzamide-d5
100 mg $675   Add to Cart
1 g $2,400   Add to Cart
64483 1-[(1,1-Dimethylethyl)dimethylsilyl]-1H-1,2,4-triazole
250 mg $565   Add to Cart
1 g $695   Add to Cart
5 g $1,280   Add to Cart
93801 2-[[2-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]ethyl]amino]ethanol
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D64533 2,5-Dimethylfuran-d3
5 mg $290   Add to Cart
64559 2,3-Dimethylmaleic Anhydride
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64560 cis-2,6-Dimethylmorpholine
10 g $620   Add to Cart
50 g $675   Add to Cart
100 g $775   Add to Cart
16009 2,6-dimethylnicotinic acid
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64575 2,6-Dimethylpiperazine
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64576 cis-2,6-Dimethylpiperazine
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64586 (α,β-Dimethylpropyl)ethylmalonic Acid Diethyl ester
10 mg $650   Add to Cart
25 mg $800   Add to Cart
100 mg $1,425   Add to Cart
D64587 (α,β-Dimethylpropyl)ethylmalonic Acid-d5 Diethyl ester
2.5 mg $650   Add to Cart
10 mg $950   Add to Cart
25 mg $1,425   Add to Cart
64585 3,5-Dimethylpyrazinol
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45857 3,5-Dimethylpyrazole
100 g $190   Add to Cart
9693 3,4-Dimethylpyrazole
Synonyms:
3,4-Dimethyl-1H-pyrazole;
5 g $590   Add to Cart
15629 2-Hydroxy-4,6-dimethylpyrimidine
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15628 4,6-dimethylpyrimidine-2-thiol
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15598 2,4-dimethylpyrimidine-5-carboxylic acid
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64593 1-(N,N-Dimethylsulfamoyl)-1H-imidazole
500 mg $625   Add to Cart
5 g $675   Add to Cart
25 g $1,025   Add to Cart
N64594 1-(N,N-Dimethylsulfamoyl)-1H-imidazole-15N2
10 mg $640   Add to Cart
100 mg $2,120   Add to Cart
64598 L-2,2-Dimethylthiazolidine-4-carboxylic Acid HCl
1 g $610   Add to Cart
10 g $1,380   Add to Cart
64599 L-2,2-Dimethylthiazolidine-4-carboxylic Acid Methyl Ester
1 g $650   Add to Cart
10 g $2,200   Add to Cart
64602 1,3-Dimethyluric Acid
250 mg $605   Add to Cart
1 g $880   Add to Cart
5 g $2,520   Add to Cart
9705 1,7-Dimethyluric Acid
Synonyms:
7,9-Dihydro-1,7-dimethyl-1H-purine-2,6,8(3H)-trione;
25 mg $860   Add to Cart
125 mg $1,880   Add to Cart
D9706 1,7-Dimethyluric Acid-d3
Synonyms:
7,9-Dihydro-1-(methyl-d3)-7-methyl-1H-purine-2,6,8(3H)-trione;
98%D
1 mg $900   Add to Cart
5 mg $2,200   Add to Cart
64600 Dimorpholinophosphinyl chloride
1 g $890   Add to Cart
5 g $2,690   Add to Cart
64611 5,7-Dioxa-6-thiaspiro[2.5]octane 6-Oxide
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64614 1,4-Dioxa-7-thiaspiro[4.4]nonane
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64607 1,4-Dioxa-8-azaspiro[4.5]decane-8-carboxylic Acid 1,1- Dimethylethyl Ester
100 mg $650   Add to Cart
1 g $2,200   Add to Cart
64610 Dioxane Bromonium Bromide
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C64608 1,3-Dioxane-13C4
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C64609 1,4-Dioxane-13C4
5 mg $490   Add to Cart
64617 1,4-Dioxaspiro[4.5]decane-8-carboxylic Acid Ethyl Ester
250 mg $650   Add to Cart
2.5 g $2,200   Add to Cart
64623 1,3,2-Dioxathiane 2,2-Dioxide
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64631 1,3,2-Dioxathiolane 2,2-Dioxide
1 g $620   Add to Cart
10 g $875   Add to Cart
64613 (1S,2R,4S,5R,6S)-3,8-Dioxatricyclo[3.2.1.02,4]octane-6-carboxylic Acid Ethyl Ester
10 mg $675   Add to Cart
25 mg $850   Add to Cart
100 mg $1,325   Add to Cart
64612 (1S,2R,4S,5R,6S)-3,8-Dioxatricyclo[3.2.1.02,4]octane-6-carboxylic Acid Methyl Ester
50 mg $625   Add to Cart
500 mg $2,000   Add to Cart
64621 3-[5-(1,5-Dioxo-5-(p-fluophenylpentyl]-4R-phenyl-2-oxazolidinone
500 mg $610   Add to Cart
5 g $1,380   Add to Cart
64622 1,3-Dioxolan-2-one
5 g $620   Add to Cart
50 g $1,460   Add to Cart
64624 1,3-Dioxolane (Stabilized with BHT)
250 ml $575   Add to Cart
500 ml $625   Add to Cart
1 L $705   Add to Cart
16085 1,2-diphenyl-4-[2-(phenylsulfinyl)ethyl]pyrazolidine-3,5-dione
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16082 5,5-diphenylimidazolidine-2,4-dione
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64635 4-[4-[4-(Diphenylmethylene)-1-piperidinyl]-1-hydroxybutyl]-α, α-dimethyl-benzeneacetic Acid
10 mg $650   Add to Cart
100 mg $2,200   Add to Cart
64636 2-(4-(4-(4-(Diphenylmethylene)piperidin-1-yl)butanoyl)phenyl)-2- methylpropanoic Acid Methyl Ester
100 mg $625   Add to Cart
1 g $1,275   Add to Cart
2.5 g $2,240   Add to Cart
D9748 N-(Diphenylmethylidine)-3-(aminomethyl)pyridine-2,4,5,6-d4
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N15941 (6S)-N6,N6-dipropyl-3a,4,5,6,7,7a-hexahydrobenzo[d]thiazole-2 ,6-diamine
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64639 Dipsacoside B
5 mg $650   Add to Cart
50 mg $2,200   Add to Cart
64644 Dipyrromethane
1 g $650   Add to Cart
10 g $2,200   Add to Cart
7478 Bis(1,3-dithian-2-yl)methane-d
Synonyms:
2-(m-Dithian-2-ylmethyl)-m-dithiane-2-d;
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64648 1,4-Dithiane-2,5-diol
1 g $610   Add to Cart
10 g $620   Add to Cart
100 g $775   Add to Cart
64649 1,5-Dithiaspiro[5.5]undecane-9-carboxylic Acid Ethyl Ester
250 mg $640   Add to Cart
2.5 g $2,120   Add to Cart
9778 3H-1,2-Dithiole-3-thione
Synonyms:
1,2-Dithiole-3-thione; D3T;
100 mg $860   Add to Cart
0.5 g $1,880   Add to Cart
9781 DMEQ-TAD
Synonyms:
4-[2-(3,4-Dihydro-6,7-dimethoxy-4-methyl-3-oxo-2-quinoxalinyl) ethyl]-3H-1,2,4-triazole-3,5(4H)-dione;
5 mg $890   Add to Cart
25 mg $2,120   Add to Cart
94130 3-Dodecylthiophene
Synonyms:
3-Dodecanylthiophene;
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9797 Dolasetron
Synonyms:
Octahydro-3-oxo-2,6-methano-2H-quinolizin-8-yl Ester 1H-Indole-3- carboxylic Acid Stereoisomer; Anemet; MDL 73147;
10 mg $925   Add to Cart
50 mg $2,400   Add to Cart
64472 Donepezil Hydrochloride impurity G
Synonyms:
5,6-Dimethoxy-2-[(4-piperidyl)methyl]indane hydrochloride (Donepezil Impurity);
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D64689 Doxepin-d3 hydrochloride
1 mg $610   Add to Cart
5 mg $725   Add to Cart
25 mg $1,475   Add to Cart
9822 Droperidol
Synonyms:
1-[1-[4-(4-Fluorophenyl)-4-oxobutyl]-1,2,3,6-tetrahydro-4- pyridinyl]-1,3-dihydro-2H-benzimidazol-2-one; Dehydrobenzperidol; Dridol; Droleptan; Inapsin; Inapsine; Inopsin; McN-JR 4749; NSC 169874; Neurolidol; R 474; Sintodril;
100 mg $860   Add to Cart
0.5 g $1,880   Add to Cart
64701 EB 47
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D94208 EB 47-d8
Synonyms:
5’-Deoxy-5’-[4-[2-[(2,3-dihydro-1-oxo-1H-isoindol-4-yl)amino]-2- oxoethyl]-1-piperazinyl]-5’-oxoadenosine-d8; 4-[1-(6-Amino-9H- purin-9-yl)-1-deoxy- β-D-ribofuranuronoyl]-N-(2,3-dihydro-1- oxo-1H-isoindol-4-yl)-1-piperazineacetamide-d8;
   Request Quote
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64702 Ebrotidine
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64715 EMPA
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64716 5-epi Emtricitabine Carboxylic Acid
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64717 Emtricitabine Carboxylic Acid
10 mg $650   Add to Cart
100 mg $2,200   Add to Cart
CN64718 Emtricitabine Carboxylic Acid-13C,15N2
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66013 endo-8-Methyl-8-azabicyclo[3.2.1]oct-6-en-3-ol
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66015 endo-9-Methyl-9-azabicyclo[3.3.1]nonan-3-amine Acetate
100 mg $650   Add to Cart
1 g $2,200   Add to Cart
66014 endo-9-Methyl-9-azabicyclo[3.3.1]nonan-3-amine DiHCl
1 g $610   Add to Cart
5 g $695   Add to Cart
64724 Enniatin B1
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64726 (1S,3S,4R)-Entecavir
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64727 Epibromhydrin
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64728 Epichlorohydrin
50 g $610   Add to Cart
250 g $650   Add to Cart
500 g $675   Add to Cart
9867 Epinastine HCl
Synonyms:
9,13b-Dihydro-1H-Dibenz[c,f]imidazo[1,5-α]azepin-3-amine Hydrochloride; Alesion; Elestat; WAL 801CL;
10 mg $870   Add to Cart
50 mg $1,960   Add to Cart
64744 Epitizide
10 mg $650   Add to Cart
100 mg $2,200   Add to Cart
ND69921 Epitizide-15N2, d2
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64750 1,2-Epoxy-5-hexene
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94332 (2α,3α,5α)-2,3-Epoxy-androst-16-en-17-ol Acetate
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9884 Eptaplatin
Synonyms:
(SP-4-2)-[(4R,5R)-2-(1-Methylethyl-1,3-dioxolane 4,5- dimethanamine-kN4,kN5][propanedioato(2-)-kO1,kO3]platinum; Heptaplatin; cis-[(4R,5R)-4,5-bis(aminomethyl)-2-isopropyl-1,3-dioxolane] (malonate)platinum(II);
5 mg $490   Add to Cart
64767 Erdosteine Bis-N-(2-Oxo-3-tetrahydrothienyl) Impurity (Erdosteine EP21506)
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64766 Erdosteine Homocysteine Impurity (Erdosteine RV201)
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D64769 Erlotinib-d6 HCl
1 mg $620   Add to Cart
10 mg $1,460   Add to Cart
64775 Erythromycin Cyclocarbonate
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64774 Erythromycin Lactobionate
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64776 Escin
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64778 β-Escin
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64777 Escin Monosodium Salt
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64779 Esculentoside A
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64781 Ethanethioic Acid S-(4-Cyano-1-oxido-2-pyridinyl) Ester
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64813 2-Ethenyl-5-oxo-1-pyrrolidinecarboxylic Acid tert-Butyl Ester
50 mg $675   Add to Cart
500 mg $2,400   Add to Cart
64831 5- [2- Ethoxy- 5- [(4- methyl- 1- piperazinyl) thioxomethyl] phenyl] - 1, 6- dihydro- 1- methyl- 3- propyl-7H- pyrazolo[4, 3- d] pyrimidine- 7- thione
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64834 5-Ethoxy-2-oxazolecarboxylic Acid
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64835 5-Ethoxy-2-Oxazolecarboxylic Acid Ethyl Ester
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63495 (Z)-2-((2-Ethoxy-2-oxoethoxy)imino)-2-(2-formamidothiazol-4-yl) acetic Acid
10 mg $625   Add to Cart
25 mg $750   Add to Cart
100 mg $1,250   Add to Cart
63210 5-[Bis(2-ethoxy-2-oxoethyl)amino]-4-cyano-2-(methoxycarbonyl)-3- thiopheneacetic Acid Methyl Ester
25 mg $650   Add to Cart
250 mg $2,200   Add to Cart
C63211 5-[Bis(2-ethoxy-2-oxoethyl)amino]-4-cyano-2-(methoxycarbonyl)-3- thiopheneacetic-13C4 Acid Methyl Ester
2.5 mg $610   Add to Cart
25 mg $1,380   Add to Cart
64836 4-Ethoxy-3-(4-pyridinyl)-3-buten-2-one
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64826 5-Ethoxy-4-methoxazole
1 g $640   Add to Cart
10 g $2,120   Add to Cart
64833 2-Ethoxy-4-oxazolecarboxylic Acid
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94474 N-(Ethoxycarbonyl)-α-methyl-D-tryptophan Methyl Ester
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64819 N-Ethoxycarbonyl-ciprofloxacin
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D70065 N-Ethoxycarbonyl-ciprofloxacin-d8
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9969 2-(2-Ethoxyphenyl)-5-methyl-7-propyl-3H-imidazo[5,1-f][1,2,4] triazin-4-one
Synonyms:
Vardenafil Related Compound 1; 2-(2-Ethoxyphenyl)-5-methyl-7- propyl-imidazo[5,1-f][1,2,4]triazin-4(1H)-one;
5 mg $390   Add to Cart
64876 Ethyl (R)-(+)-Glycidate
100 mg $290   Add to Cart
94401 Ethyl (Z)-[2-amino-4-thiazolyl](methoxyimino)acetate
Synonyms:
2-(2-Amino-4-thiazolyl)-2(Z)(methoxy)imino ethyl acetate; Ethyl (Z)-(2-Aminothiazol-4-yl)-&α;-methoxyiminoacetate; Ethyl (Z)- [2-Amino-4-thiazolyl](methoxyimino)acetate; Ethyl 2-(2- Aminothiazol-4-yl)-(Z)-2-(methoxyimino)acetate;;
1 g $345   Add to Cart
5 g $370   Add to Cart
64911 Ethyl 1-piperidinecarboxylate
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10052 Ethyl 2,2-Difluoro-3-hydroxy-(3-pyridinyl)propanoate
250 mg $860   Add to Cart
1.25 g $1,880   Add to Cart
15843 ethyl 2,4-dimethylpyrimidine-5-carboxylate
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64795 Ethyl 2-((1,3-Dioxoisoindolin-2-yl)oxy)acetate
500 mg $650   Add to Cart
2.5 g $950   Add to Cart
10 g $2,350   Add to Cart
64797 Ethyl 2-(2-Formamidothiazol-4-yl)-2-oxoacetate
100 mg $575   Add to Cart
250 mg $595   Add to Cart
1 g $650   Add to Cart
16123 ethyl 2-(4-hydroxypyrimidin-5-yl)acetate
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16118 ethyl 2-(pyrimidin-5-yl)acetate
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9974 Ethyl 2-Acetamido-2-ethoxycarbonyl-3-(2-ethyl-5-methyl-3- oxoisoxazolin-4-yl) propionate
Synonyms:
2-Acetylamino-2-(2-ethyl-5-methyl-3-oxo-2,3-dihydro-isoxazol-4- ylmethyl)-malonic Acid Diethyl Ester;
10 mg $890   Add to Cart
50 mg $2,120   Add to Cart
9972 Ethyl 2-Acetamido-2-ethoxycarbonyl-3-[3-(ethoxycarbonylmethoxy)-5 -methylisoxazol-4-yl]propanoate
5 mg $845   Add to Cart
25 mg $1,760   Add to Cart
9973 Ethyl 2-Acetamido-2-ethoxycarbonyl-3-[3-hydroxy-5-methylisoxazol- 4-yl]propanoate
5 mg $840   Add to Cart
25 mg $1,720   Add to Cart
64840 Ethyl 2-Amino-4-thiazoleacetate
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9998 Ethyl 2-Aminothiophene-3-carboxylate
Synonyms:
2-Aminothiophene-3-carboxylate;
1 g $840   Add to Cart
5 g $1,720   Add to Cart
64845 Ethyl 2-Bromooxazole-4-carboxylate
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64852 Ethyl 2-Chloro-3-methylisonicotinate
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D64853 Ethyl 2-Chloro-3-methylisonicotinate-d3
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64785 Ethyl 2-Chlorpyrimidine-5-carboxylate
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