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Parent Category: Reference Standards

Unlabeled Reference Standards

Standards are materials containing a precisely known concentration of a substance for use in quantitative analysis in assays of drug substances and formulations, blood analyses, limit tests, or controls. A standard can also provide a reference that can be used to calibrate analytical instruments as in identification tests, system suitability tests, or chromatographic peak markers.

The standards listed below are not labeled in any position. They are used for multiple avenues of focus such as environmental standards, in-born errors, pharmaceutical reference standards, unlabeled reference standards and impurities reference standards.

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Catalog No.

Product Name

Enrichment

Quantity	Price

Acetyl-2-¹³C Chloride

10 mg	$290		Add to Cart
5 mg	$890		Add to Cart

3-[2-[(4-Chlorophenyl)thio]phenyl]-N-[4-(dimethylamino)butyl]-2- propenamide, , Hydrochloride
Synonyms:
A350619 Hydrochloride;

5-[4-(4-Cyano-1-butyn-1-yl)phenyl]-1-(2,4-dichlorophenyl)-N-(1,1 -dioxido-4-thiomorpholinyl)-4-methyl-1H-pyrazole-3-carboxamide
Synonyms:
AM 6545;

1 mg	$190		Add to Cart
5 mg	$590		Add to Cart

6-[8-[(2-Benzothiazolylamino)carbonyl]-3,4-dihydro-2(1H)- isoquinolinyl]-3-[5-methyl-1-(tricyclo[3.3.1.13,7]dec-1-ylmethyl) -1H-pyrazol-4-yl]-2-pyridinecarboxylic Acid
Synonyms:
A-1331852B683810;

5 mg	$190		Add to Cart
25 mg	$590		Add to Cart

1-[7,8- Dihydro-2-[[9-(trans-4-methylcyclohexyl)-9H-pyrido[4’, 3’:4,5]pyrrolo[2,3-d]pyrimidin-2-yl]amino]-1,6-naphthyridin-6(5H) -yl]-2-hydroxy-ethanone
Synonyms:
AMG 925;

(1-(5- Fluoropentyl)-1H-benzo[d]imidazol-2-yl)(naphthalen-1-yl) methanone
Synonyms:
(1-(5-Fluoropentyl)-1H-benzo[d]imidazol-2-yl)(naphthalen-1-yl) methanone; AM2201 Benzimidazole Analog;

Alpha- Hydroxy olopatadine sodium salt
Synonyms:
Olopatadine impurity A;

8-epi Limaprost

8-iso Misoprostol

8-epi Misoprostol

N-Xanthen-9-yl-p-toluenesulfonamide
Synonyms:
AH 7614; NSC 31171;

N-[(1S)-1-(Aminocarbonyl)-2-methylpropyl]-1-(cyclohexylmethyl)- 1H-indazole-3-carboxamide
Synonyms:
AB-CHMINACA; (S)-N-(1-Amino-3-methyl-1-oxobutan-2-yl)-1-(cyclohexylmethyl)-1H- indazole-3-carboxamide;

1 mg $190 Add to Cart

trans Retinoic acid
Synonyms:
Vitamin A Acid, ATRA, Tretinoin;

1 g	$190		Add to Cart
5 g	$590		Add to Cart

(17a-alfa)-Hydroxy-6alfa,17a-dimethyl-D-homoandrost-4-ene-3,17- dione 17-Acetate

(17a-beta)-Hydroxy-6alfa,17a-dimethyl-D-homoandrost-4-ene-3,17- dione

(1R,2S,3R)-Aprepitant

(1R,2S,3S)-Aprepitant

(1S,2R,3S)-Aprepitant

(1S,2S,3R)-Aprepitant

(24R)-Fungisterol
Synonyms:
(24R)-delta-7-Campesterol;

1 mg $1,290 Add to Cart

(2E)-3-(Dimethylamino)-1-(3-pyridyl)prop-2-en-1-one (Impurity of Nilotinib)

5’-(3-MAL-PEG2-aminobutanoate)-cladribine

5’-(3-MAL-PEG2-aminobutanoate)-floxuridine

(3R, 5R)-Pitavastatin Calcium Salt

(3R,4’S)-Benidipine HCl

(3R,5R)-Fluvastatin Sodium Salt

(3S,4’R)-Benidipine HCl

(3S,5R)-tert-Butyl Pitavastatin

(3S,5S)-Fluvastatin Sodium Salt

(3S,5S)-Pitavastatin Calcium Salt

(4S)-Hydroxy Simvastatin

(4Z)-3-Methyl-4-undecene

(4Z)-Mycophenolate Mofetil

(5E)-5-Tetradecene

(6R)-5,10-Diformyltetrahydrofolic Acid

(6R,7S)-Cefodizime

1 mg $390 Add to Cart

(9E, 11E, 13E)-Octadeca-9, 11, 13-trienoic Acid

(Desonide-21-Acetate) 21-Acetoxy-11b-Hydroxy-16-α, 17-α- Isopropylidinedioxy-pregna-1,4-Diene-3, 20-Dione

(E)-Olopatadine

(lR,5R)/(lS,5S)-Nefopam N-Oxide

(lR,5S)/(lS,5R)-Nefopam N-Oxide

(R,S,S,S)-Orlistat

(R-trans, R-trans)-Atracurium Besylate and (R-cis, R-trans)- Atracurium Besylate Mixture

(S)-1-Cyano-2-hydroxy-3-butene

(S, R)-Reboxetine

(Z)-4-Hydroxy-N-desmethyl Tamoxifen

1 mg $590 Add to Cart

(Z)-N’-Methylmeloxicam

30 mg $1,171 Add to Cart

(S)-2-Hydroxy-3-methoxy-3,3-diphenylpropionic acid
Synonyms:
Ambrisentan hydroxy acid impurity;

10 mg	$190		Add to Cart
50 mg	$590		Add to Cart

1’-13CCytidine

300 mg $715 Add to Cart

1-Benzyl-3-methyl-5-aminopyrazole HCl

25 mg $1,171 Add to Cart

1.2 mL/ampule $715 Add to Cart

10-Formylfolic Acid

25 mg $1,171 Add to Cart

1035638-91-5
Synonyms:
N-[4-[(3-Chloro-4-fluorophenyl)amino]-7-methoxy-6-quinazolinyl]-2 -propenamide;

13,14-epoxy Travoprost (solution in methyl acetate)

0.1 g $286 Add to Cart

2,4-Dichlorophenol

100 mg $715 Add to Cart

2,4-Disulfamyl-5-trifluoromethylaniline

50 mg $1,171 Add to Cart

10 mg $420 Add to Cart

2-((3R,5R,6S)-5-(3-Chlorophenyl)-6-(4-chlorophenyl)-1-((S)-1- (isopropylsulfonyl)-3-methylbutan-2-yl)-3-methyl-2-oxopiperidin-3 -yl)acetic Acid
Synonyms:
AMG-232;

1 mg	$90		Add to Cart
5 mg	$290		Add to Cart

2-(4-Hydroxyphenyl)benzofuran-6-ol
Synonyms:
6-Benzofuranol, 2-(4-hydroxyphenyl)-;

2-Amino-3-(4-bromobenzoyl) phenyloxoacetic sodium salt
Synonyms:
WAY 127039-A-1 sodium salt; Bromfenac Impurity;

5 mg	$290		Add to Cart
25 mg	$990		Add to Cart

2-Amino-3-(4-bromobenzoyl)benzoic acid sodium salt
Synonyms:
Bromfenac impurity;

2-Amino-3-benzoyl-α-oxobenzeneacetic sodium salt
Synonyms:
Bromfenac impurity;

2-2-Biphenylyl-13C6 sulfate potassium salt
Synonyms:
[1,1’-Biphenyl]-2-ol-13C6 2-(Hydrogen Sulfate) Potassium Salt;

2-Oxabicyclo[2.2.1]heptane-5-carboxylic acid, 3-oxo-, (1R,4R,5R)- cinchonidine salt
Synonyms:
1R,4R,5R)-3-oxo-2-oxabicyclo[2.2.1]heptane-5-carboxylic acid;

1 g $190 Add to Cart

1.2 mL/ampule $715 Add to Cart

2-[3-Amino-5-(n-methylacetamido)-2,4,6-triiodo-benzamido]-2-deoxy -d-glucose

25 mg $1,171 Add to Cart

3-(1-Cyano-1-methylethyl)-α,α-dimethyl-5-(1H-,1,2,4- triazole-1-ylmethyl)-benzeneacetamide
Synonyms:
Anastrozole impurity; Anastrozole monoamide;

3-Acetyl-11-keto-β-boswellic Acid

20 mg $943 Add to Cart

4-Deacetyl-4-propionyl-cabazitaxel
Synonyms:
Cabazitaxel impurity;

4-Methoxymeloxicam

30 mg $1,171 Add to Cart

4-Methyl-2,5-dimethoxyamphetamine Hydro-chloride CI

4-[2-[(5-Fluoro-6-methoxy-3-pyridinyl)amino]-5-[(1R)-1-[4- (methylsulfonyl)-1-piperazinyl]ethyl]-3-pyridinyl]-6-methyl-1,3,5 -Triazin-2-amine
Synonyms:
AMG-511;

5-Amino-2,4,6-triiodo-N-methylisophthalamicAcid

50 mg $1,171 Add to Cart

5-Trans Bimatoprost

7-(4-bromobenzoyl)indoline-2,3-dione
Synonyms:
AHR 11652; Bromfenac impurity;

10 mg	$390		Add to Cart
50 mg	$1,290		Add to Cart

Abacavir 5’- β-D-glucuronide sodium salt
Synonyms:
[(1S,4R)-4-[2-amino-6-(cyclopropylamino)-9H-purin-9-yl]-2- cyclopenten-1-yl]methyl- β-D-Glucopyranosiduronic Acid Sodium Salt; Abacavir 5’-Glucuronide Sodium Salt;

1 mg	$390		Add to Cart
5 mg	$1,190		Add to Cart

Abacavir Impurity (3-Hydroxy Abacavir)

Abacavir impurity 1

Abacavir impurity 2

Abacavir impurity 3
Synonyms:
N6-Cyclopropyl-9-[(1R,4S)-4-[(1,1-dimethylethoxy)methyl]-2- cyclopenten-1-yl]-9H-purine-2,6-diamine;

Abacavir sulfate
Synonyms:
Abacavir Sulphate;

2 g	$350		Add to Cart
10 g	$520		Add to Cart

Abacavir Sulfate

100 mg	$390		Add to Cart
10 mg	$190		Add to Cart

Abacavir USP Related Compound B

Abamectin
Synonyms:
Avermectin B1;

Abamectin B1b
Synonyms:
5-O-Demethyl-25-de(1-methylpropyl)-25-(1-methylethyl)-avermectin A1a; Spiro[11,15-methano-2H,13H,17H-furo[4,3,2-pq][2,6] benzodioxacyclooctadecin-13,2’-[2H]pyran] Avermectin A1a Deriv.; Abamectin Component B1b; Antibiotic C 076B1b; Avermectin B1b;;

Abamine oxalic acid salt
Synonyms:
(E)-3-(3,4-dimethoxyphenyl)-N-(4-fluorobenzyl)-N-(2-methoxy-2- oxoethyl)prop-2-en-1-aminium carboxyformate;

10 mg $490 Add to Cart

Abiaterone-5,6-epoxide
Synonyms:
5,6-Epoxy Abiaterone;

Abiraterone dimer impurity
Synonyms:
Prasteronyl abiraterone;

Abiraterone related compound 6

Abiraterone tosylate

5 mg	$490		Add to Cart
25 mg	$1,490		Add to Cart

1 mg	$290		Add to Cart
5 mg	$890		Add to Cart

Acalabrutinib
Synonyms:
4-[8-amino-3-[(2S)-1-(1-oxo-2-butyn-1-yl)-2-pyrrolidinyl] imidazo[1,5-a]pyrazin-1-yl]-N-2-pyridinylbenzamide; ACP 196;

5 mg	$190		Add to Cart
25 mg	$590		Add to Cart

Acamprosate impurity B

Acamprosate impurity C

Acarbose
Synonyms:
Acarbosum;

10 mg	$90		Add to Cart
50 mg	$290		Add to Cart

Acarbose impurity E

Acarbose impurity F

Acarbose impurity G

Acarbose impurity H

Acebutolol
Synonyms:
(N-[3-Acetyl-4-[2-hydroxy-3-[(1-methylethyl)amino]propoxy]phenyl] butanamide);

25 mg	$850		Add to Cart
100 mg	$2,000		Add to Cart

R-Acebutolol
Synonyms:
N-[3-Acetyl-4-[(2R)-2-hydroxy-3-[(1-methylethyl)amino]propoxy] phenyl]butanamide; (R)-N-[3-Acetyl-4-[2-hydroxy-3-[(1-methylethyl )amino]propoxy]phenyl]butanamide; (+)-Acebutolol;

S-Acebutolol
Synonyms:
N-[3-Acetyl-4-[(2S)-2-hydroxy-3-[(1-methylethyl)amino]propoxy] phenyl]butanamide; (S)-N-[3-Acetyl-4-[2-hydroxy-3-[(1-methylethyl )amino]propoxy]phenyl]butanamide; (-)-Acebutolol;

Acebutolol hydrochloride
Synonyms:
N-(3-Acetyl-4-[2-hydroxy-3-(isopropylamino)propoxy]phenyl) butanamide;

1 g $390 Add to Cart

Acebutolol impurity A

Acebutolol impurity B hydrochloride

Acebutolol impurity D

Acebutolol impurity E

Acebutolol impurity G

Acebutolol impurity H

Aceclidine hydrochloride
Synonyms:
1-azabicyclo[2.2.2]oct-3-yl acetate hydrochloride; 3- Acetoxyquinuclidine hydrochloride; 3-hydroxyquinuclidine Aceclidin; NSC 657843;

10 mg	$290		Add to Cart
100 mg	$390		Add to Cart

Aceclofenac Impurity A

Aceclofenac Impurity B

Aceclofenac Impurity C

Aceclofenac Impurity D

Aceclofenac Impurity E

Aceclofenac Impurity F

Aceclofenac Impurity G

Aceclofenac Impurity H

Aceclofenac Impurity I

Aceclofenac tert-butyl ester

Acedoben
Synonyms:
4-(Acetylamino)benzoic acid;

500 mg $190 Add to Cart

Acemetacin
Synonyms:
1-(p-Chlorobenzoyl)-5-methoxy-2-methylindole-3-acetic acid carboxymethyl ester;

50 mg	$190		Add to Cart
50 g	$1,290		Add to Cart

Acemetacin-acyl-β-D-glucuronide

Acenocoumarol
Synonyms:
3-(a-acetonyl-p-nitrobenzyl)-4-hydroxy-coumarin; (±)- Acenocoumarin; (±)-Acenocoumarol; G 23350;

25 mg	$290		Add to Cart
50 mg	$295		Add to Cart

50 mg	$190		Add to Cart
500 mg	$290		Add to Cart

Acepromazine Maleate

50 mg $390 Add to Cart

AcepromazineHCl
Synonyms:
Ethanone, 1-[10-[3-(dimethylamino)propyl]-10H-phenothiazin-2-yl]- , monohydrochloride (9CI); Ketone, 10-[3-(dimethylamino)propyl] phenothiazin-2-yl methyl, hydrochloride (8CI); Acepromazine Hydrochloride; Ethanone, 1-[10-[3-(dimethylamino)propyl]-10H- pheno...;

10 mg $296 Add to Cart

Acequinocyl
Synonyms:
Acequinocyl;

50 mg $216 Add to Cart

Acequinocyl-hydroxy

10 mg $381 Add to Cart

Acesulfame potassium impurity B

Acetal
Synonyms:
Acetaldehyde diethyl acetal;

Acetaldehyde-¹³C₂ 2,4-dinitrophenylhydrazone
Synonyms:
Acetaldehyde-13C2 DNPH;

N-(2-(Acetamido)iminodiacetic acid sodium salt

7-Acetamido-1,3,5-trimethyladamantane
Synonyms:
1-Acetamido-3,5,7-trimethyladamantane; N-(3,5,7-Trimethyl-1- adamantyl)acetamide; N-(3,5,7-Trimethyltricyclo[3.3.1.13,7]dec-1- yl)acetamide;

50 mg	$290		Add to Cart
250 mg	$890		Add to Cart

2-Acetamido-1-3-4-6-tetra-O-acetyl-2-deoxy-α-D- galactopyranose
Synonyms:
a-D-Galactosamine pentaacetate;

2-Acetamido-1-3-4-6-tetra-O-acetyl-2-deoxy-β-D-mannopyranose
Synonyms:
b-D-Mannosamine pentaacetate;

1 g	$369		Add to Cart
5 g	$610		Add to Cart

2-Acetamido-1-3-4-6-tetra-O-benzyl-2-deoxy-α-D- glucopyranoside

500 mg	$380		Add to Cart
2 g	$920		Add to Cart

2-Acetamido-1-3-6-tri-O-acetyl-2-deoxy-α-D-glucopyranose

1 mg	$390		Add to Cart
5 mg	$715		Add to Cart

2-Acetamido-1-3-6-tri-O-benzyl-2-deoxy-β-D-glucopyranoside

100 mg	$460		Add to Cart
500 mg	$1,100		Add to Cart

2-Acetamido-1-3-di-O-benzyl-4-6-O-benzylidene-2-deoxy-β-D- glucopyranoside

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