Drug Standards

Standard-value, reference solutions designed to facilitate accurate chromatographic and mass spectrometry-based toxicology and forensic detection of drugs and pharmaceuticals.

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Oxophenylacetic Acid (Benzoylformic Acid), Mikromol™

Discover Mikromol - your trusted source for high-quality pharmaceutical reference standards. Supporting accurate, compliant analysis with ISO 17034-accredited materials designed for confidence in every result.

Pricing and Availability
Specifications

Shipping Condition	Room Temperature
CAS	611-73-4
Molecular Weight (g/mol)	150.131
InChI Formula	InChI=1S/C8H6O3/c9-7(8(10)11)6-4-2-1-3-5-6/h1-5H,(H,10,11)
Chemical Name or Material	Phenylglyoxylic Acid
SMILES	OC(=O)C(=O)c1ccccc1
Synonym	Glycopyrronium Bromide Imp. B (EP),Oxophenylacetic Acid,Benzoylformic Acid,Glycopyrronium Bromide Impurity B,Glycopyrronium Impurity B
Recommended Storage	+5°C
Certifications/Compliance	ISO 9001
IUPAC Name	2-oxo-2-phenylacetic acid
Molecular Formula	C8 H6 O3
Formula Weight	150.032 g/mol
Analyte or Component Names	Phenylglyoxylic Acid

2,2'-Iminodiacetic Acid (Iminodiacetic Acid), Mikromol™

Pricing and Availability
Specifications

Shipping Condition	Room Temperature
CAS	142-73-4
Molecular Weight (g/mol)	133.1
InChI Formula	InChI=1S/C4H7NO4/c6-3(7)1-5-2-4(8)9/h5H,1-2H2,(H,6,7)(H,8,9)
Chemical Name or Material	Iminodiacetic acid
SMILES	OC(=O)CNCC(=O)O
Synonym	Glycine Imp. A (EP),N-(carboxymethyl)-Glycine,Acetic acid, iminodi- (6CI,8CI),((Carboxymethyl)amino)acetic acid,Acetic acid, 2,2'-iminobis-,Aminodiacetic acid,Diglycin,Diglycine,Diglycocoll,IDA,IDA (chelating agent),IMDA,Iminobis(acetic acid),Iminodiacetic acid,Iminodiethanoic acid,N-(Carboxymethyl)glycine,NSC 18467,alpha-Iminodiacetic acid,Glycine Impurity A
Recommended Storage	+5°C
Certifications/Compliance	ISO 17025
IUPAC Name	2-(carboxymethylamino)acetic acid
Molecular Formula	C4 H7 N O4
Formula Weight	133.0375 g/mol
Analyte or Component Names	Iminodiacetic acid

3,4-Dimethoxybenzoic Acid (Veratric Acid), Mikromol™

Pricing and Availability
Specifications

Shipping Condition	Room Temperature
CAS	93-07-2
Molecular Weight (g/mol)	182.17
InChI Formula	InChI=1S/C9H10O4/c1-12-7-4-3-6(9(10)11)5-8(7)13-2/h3-5H,1-2H3,(H,10,11)
Chemical Name or Material	Veratric Acid
SMILES	COc1ccc(cc1OC)C(=O)O
Synonym	3,4-Dimethoxybenzoic Acid,Mebeverine Hydrochloride Imp. D (Pharmeuropa),Veratric Acid,Mebeverine Hydrochloride Impurity D,Mebeverine Impurity D
Recommended Storage	+5°C
Certifications/Compliance	ISO 17025
IUPAC Name	3,4-dimethoxybenzoic acid
Molecular Formula	C9 H10 O4
Formula Weight	182.0579 g/mol
Analyte or Component Names	Veratric Acid

4-Aminobenzenesulphonic Acid (Sulphanilic Acid), Mikromol™

Pricing and Availability
Specifications

Shipping Condition	Room Temperature
CAS	121-57-3
Molecular Weight (g/mol)	173.19
InChI Formula	InChI=1S/C6H7NO3S/c7-5-1-3-6(4-2-5)11(8,9)10/h1-4H,7H2,(H,8,9,10)
Chemical Name or Material	Sulfanilic Acid
SMILES	Nc1ccc(cc1)S(=O)(=O)O
Synonym	Mesalazine Imp. O (EP),Sulfadiazine Imp. B (EP),Sulfadimidine Imp. F (EP),Sulfamethoxazole Imp. D (EP),Sulfanilic Acid,4-Aminobenzenesulfonic Acid,Sulphanilic Acid,Sulfadimidine Imp. F (Pharmeuropa),Sulfadiazine Imp. B (Pharmeuropa),Ph Eur Sulfamethoxazole Impurity D,Sulfanilic acid,Mesalazine Impurity O,Sulfadiazine Impurity B,Sulfadimethoxine Impurity D,Sulfadimethoxine Sodium Impurity D,Sulfadimidine Impurity F,Sulfamethoxazole Impurity D,Sulfadimethoxine Impurity D
Recommended Storage	+5°C
Certifications/Compliance	ISO 17025
IUPAC Name	4-aminobenzenesulfonic acid
Molecular Formula	C6 H7 N O3 S
Formula Weight	173.0147 g/mol
Analyte or Component Names	Sulfanilic Acid

(2R)-Hydroxyphenylacetic Acid ((R)-Mandelic Acid), Mikromol™

Pricing and Availability
Specifications

Shipping Condition	Room Temperature
CAS	611-71-2
Molecular Weight (g/mol)	152.15
InChI Formula	InChI=1S/C8H8O3/c9-7(8(10)11)6-4-2-1-3-5-6/h1-5,7,9H,(H,10,11)/t7-/m1/s1
Chemical Name or Material	(R)-Mandelic Acid
SMILES	O[C@@H](C(=O)O)c1ccccc1
Synonym	(2R)-Hydroxyphenylacetic Acid,Sertraline Hydrochloride Imp. E (EP),Sertraline Imp. E (EP),(R)-Mandelic Acid,Sertraline Hydrochloride Impurity E,Sertraline Hydrochloride Impurity E,Sertraline Impurity E,Sertraline Impurity E
Recommended Storage	+5°C
Certifications/Compliance	ISO 17025
IUPAC Name	(2R)-2-hydroxy-2-phenylacetic acid
Molecular Formula	C8 H8 O3
Formula Weight	152.0473 g/mol
Analyte or Component Names	(R)-Mandelic Acid

Amidosulfonic Acid, TRC

CAS: 5329-14-6 Molecular Formula: H3 N O3 S Molecular Weight (g/mol): 97.09 Synonym: Sulfamic acid,Alprojet W,Amidosulfonic acid,Amidosulfuric acid,Aminesulfonic acid,Aminosulfonic acid,Aminosulfuric acid,Jumbo,NSC 1871,Scale Cleen,Steradent Active Plus,Sulfamidic acid,Sulfaminic acid,Sulphamic acid IUPAC Name: sulfamic acid SMILES: NS(=O)(=O)O

Pricing and Availability
Specifications

CAS	5329-14-6
Molecular Weight (g/mol)	97.09
SMILES	NS(=O)(=O)O
Synonym	Sulfamic acid,Alprojet W,Amidosulfonic acid,Amidosulfuric acid,Aminesulfonic acid,Aminosulfonic acid,Aminosulfuric acid,Jumbo,NSC 1871,Scale Cleen,Steradent Active Plus,Sulfamidic acid,Sulfaminic acid,Sulphamic acid
IUPAC Name	sulfamic acid
Molecular Formula	H3 N O3 S

3,5-Dihydroxybenzoic Acid (alpha-Resorcylic Acid), Mikromol™

Pricing and Availability
Specifications

Shipping Condition	Room Temperature
CAS	99-10-5
Molecular Weight (g/mol)	154.12
InChI Formula	InChI=1S/C7H6O4/c8-5-1-4(7(10)11)2-6(9)3-5/h1-3,8-9H,(H,10,11)
Chemical Name or Material	alpha-Resorcylic acid
SMILES	OC(=O)c1cc(O)cc(O)c1
Synonym	Terbutaline Sulphate Imp. A (EP),Terbutaline Imp. A (EP),3,5-Dihydroxybenzoic Acid,alpha-Resorcylic Acid,alpha-Resorcylic acid,3,5-Dihydroxybenzoic acid,5-Carboxyresorcinol,NSC 22948,Terbutaline Sulfate Impurity A,Terbutaline Impurity A
Recommended Storage	+5°C
Certifications/Compliance	ISO 17025
IUPAC Name	3,5-dihydroxybenzoic acid
Molecular Formula	C7 H6 O4
Formula Weight	154.0266 g/mol
Analyte or Component Names	alpha-Resorcylic acid

2-Hydroxy-5-nitrobenzoic Acid (5-Nitrosalicylic Acid), Mikromol™

Pricing and Availability
Specifications

Shipping Condition	Room Temperature
CAS	96-97-9
Molecular Weight (g/mol)	183.12
InChI Formula	InChI=1S/C7H5NO5/c9-6-2-1-4(8(12)13)3-5(6)7(10)11/h1-3,9H,(H,10,11)
Chemical Name or Material	2-Hydroxy-5-nitrobenzoic Acid (5-Nitrosalicylic Acid)
SMILES	OC(=O)c1cc(ccc1O)[N+](=O)[O-]
Synonym	2-Hydroxy-5-nitrobenzoic Acid,Mesalazine Imp. N (EP),5-Nitrosalicylic Acid,Mesalazine Impurity N
Recommended Storage	+5°C
Certifications/Compliance	ISO 17025
IUPAC Name	2-hydroxy-5-nitrobenzoic acid
Molecular Formula	C7 H5 N O5
Formula Weight	183.0168 g/mol
Analyte or Component Names	2-Hydroxy-5-nitrobenzoic Acid (5-Nitrosalicylic Acid)

rac-Frovatriptan Acid, TRC

High-purity organic molecules and analytical standards, strategically delivered worldwide to empower innovation and commercial success.

Pricing and Availability
Specifications

Shipping Condition	Room Temperature
Molecular Weight (g/mol)	244.29
Industry Type	Petrochemical Testing
InChI Formula	InChI=1S/C14H16N2O2/c1-15-9-3-5-13-11(7-9)10-6-8(14(17)18)2-4-12(10)16-13/h2,4,6,9,15-16H,3,5,7H2,1H3,(H,17,18)
Chemical Name or Material	rac-Frovatriptan Acid
SMILES	CNC1CCc2[nH]c3ccc(cc3c2C1)C(=O)O
Synonym	3-(Methylamino)-2,3,4,9-tetrahydro-1H-carbazole-6-carboxylic Acid
Recommended Storage	-20°C
IUPAC Name	6-(methylamino)-6,7,8,9-tetrahydro-5H-carbazole-3-carboxylic acid
Molecular Formula	C14 H16 N2 O2
Formula Weight	244.1212
Solution Type	Neat
Analyte or Component Names	rac-Frovatriptan Acid

Shipping Condition	Room Temperature
CAS	103-82-2
Molecular Weight (g/mol)	136.15
InChI Formula	InChI=1S/C8H8O2/c9-8(10)6-7-4-2-1-3-5-7/h1-5H,6H2,(H,9,10)
Chemical Name or Material	Phenylacetic Acid
SMILES	OC(=O)Cc1ccccc1
Synonym	Benzylpenicillin Benzathine Imp. B (EP),Benzylpenicillin Potassium Imp. B (EP),Benzylpenicillin Procaine Imp. E (EP),Cyclopentolate Hydrochloride Imp. B (EP),Cyclopentolate Imp. B (EP),Tropicamide Imp. D (EP),Tropicamide USP Related Compound D,Tropicamide USP RC D,Phenylacetic Acid,Benzeneacetic acid,Acetic acid, phenyl- (6CI,8CI),2-Phenylacetic acid,NSC 125718,PAA,Phenylethanoic acid,alpha-Toluic acid,omega-Phenylacetic acid,BRL-2853, Benzylpenicillin Potassium Ph Eur Impurity B,BRL-955,USP Amoxicillin Related Compound A,Ph Eur Amoxicillin Impurity A,Penicinic acid (1),Penicinic acid (2),8-Hydroxypenillic acid (8-HPA),Phenylacetic acid,Tropicamide Related Compound D,Benzylpenicillin Benzathine Impurity B,Benzylpenicillin Potassium Impurity B,Benzylpenicillin Procaine Impurity E,Carbenicillin Sodium Impurity B,Cyclopentolate Hydrochloride Impurity B,Tropicamide Impurity D,Carbenicillin Impurity B,Cyclopentolate Impurity B,Benzylpenicillin Impurity B
Recommended Storage	+5°C
Certifications/Compliance	ISO 17025
IUPAC Name	2-phenylacetic acid
Molecular Formula	C8 H8 O2
Formula Weight	136.0524 g/mol
Analyte or Component Names	Phenylacetic Acid

Nicotinuric Acid, Mikromol™

Pricing and Availability
Specifications

Shipping Condition	Room Temperature
CAS	583-08-4
Molecular Weight (g/mol)	180.16
InChI Formula	InChI=1S/C8H8N2O3/c11-7(12)5-10-8(13)6-2-1-3-9-4-6/h1-4H,5H2,(H,10,13)(H,11,12)
Chemical Name or Material	Nicotinuric Acid
SMILES	OC(=O)CNC(=O)c1cccnc1
Synonym	Glycine, N-(3-pyridinylcarbonyl)-,Glycine, N-nicotinoyl- (6CI,7CI,8CI),(Nicotinoylamino)acetic acid,2-(Nicotinylamino)acetic acid,NSC 71273,Nicotinoylglycine,Nicotinuric acid,Nicotinylglycine
Recommended Storage	+5°C
Certifications/Compliance	ISO 9001
IUPAC Name	2-(pyridine-3-carbonylamino)acetic acid
Molecular Formula	C8 H8 N2 O3
Formula Weight	180.0535 g/mol
Analyte or Component Names	Nicotinuric Acid

Ritalinic Acid, Mikromol™

Pricing and Availability
Specifications

Shipping Condition	Room Temperature
CAS	19395-41-6
Molecular Weight (g/mol)	219.28
InChI Formula	InChI=1S/C13H17NO2/c15-13(16)12(10-6-2-1-3-7-10)11-8-4-5-9-14-11/h1-3,6-7,11-12,14H,4-5,8-9H2,(H,15,16)
Chemical Name or Material	Ritalinic Acid
SMILES	OC(=O)C(C1CCCCN1)c2ccccc2
Synonym	Ritalinic Acid,Methylphenidate Related Compound A
Recommended Storage	+5°C
Certifications/Compliance	ISO 17025
IUPAC Name	2-phenyl-2-piperidin-2-ylacetic acid
Molecular Formula	C13 H17 N O2
Formula Weight	219.1259 g/mol
Analyte or Component Names	Ritalinic Acid

Prednienic Acid, Mikromol™

Pricing and Availability
Specifications

Shipping Condition	Room Temperature
CAS	37927-29-0
Molecular Weight (g/mol)	346.42
InChI Formula	InChI=1S/C20H26O5/c1-18-7-5-12(21)9-11(18)3-4-13-14-6-8-20(25,17(23)24)19(14,2)10-15(22)16(13)18/h5,7,9,13-16,22,25H,3-4,6,8,10H2,1-2H3,(H,23,24)/t13-,14-,15-,16+,18-,19-,20-/m0/s1
Chemical Name or Material	Prednienic Acid
SMILES	C[C@]12C[C@H](O)[C@H]3[C@@H](CCC4=CC(=O)C=C[C@]34C)[C@@H]1CC[C@]2(O)C(=O)O
Synonym	Prednienic Acid
Recommended Storage	+5°C
Certifications/Compliance	ISO 9001
IUPAC Name	(8S,9S,10R,11S,13S,14S,17R)-11,17-dihydroxy-10,13-dimethyl-3-oxo-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-17-carboxylic acid
Molecular Formula	C20 H26 O5
Formula Weight	346.178 g/mol
Analyte or Component Names	Prednienic Acid

7-Aminodesacetoxycephalosporanic Acid, TRC

CAS: 22252-43-3 Molecular Formula: C8 H10 N2 O3 S Molecular Weight (g/mol): 214.24 Synonym: 7-Aminodesacetoxycephalosporanic Acid,7-ADCA,(6R,7R)-7-Amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid,Cefadroxil Monohydrate Imp. B (EP),Cefradine Imp. A (EP),Cefalexin Monohydrate Imp. B (EP) IUPAC Name: (6R,7R)-7-amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid SMILES: CC1=C(N2[C@H](SC1)[C@H](N)C2=O)C(=O)O

Pricing and Availability
Specifications

CAS	22252-43-3
Molecular Weight (g/mol)	214.24
SMILES	CC1=C(N2[C@H](SC1)[C@H](N)C2=O)C(=O)O
Synonym	7-Aminodesacetoxycephalosporanic Acid,7-ADCA,(6R,7R)-7-Amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid,Cefadroxil Monohydrate Imp. B (EP),Cefradine Imp. A (EP),Cefalexin Monohydrate Imp. B (EP)
IUPAC Name	(6R,7R)-7-amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular Formula	C8 H10 N2 O3 S

Amidotrizoic Acid Dihydrate, TRC

CAS: 50978-11-5 Molecular Formula: C11 H9 I3 N2 O4 . 2 H2 O Molecular Weight (g/mol): 649.94 Synonym: Amidotrizoic acid dihydrate,3,5-Bis(acetylamino)-2,4,6-triiodobenzoic acid dihydrate IUPAC Name: 3,5-diacetamido-2,4,6-triiodobenzoic acid;dihydrate SMILES: O.O.CC(=O)Nc1c(I)c(NC(=O)C)c(I)c(C(=O)O)c1I

Pricing and Availability
Specifications

CAS	50978-11-5
Molecular Weight (g/mol)	649.94
SMILES	O.O.CC(=O)Nc1c(I)c(NC(=O)C)c(I)c(C(=O)O)c1I
Synonym	Amidotrizoic acid dihydrate,3,5-Bis(acetylamino)-2,4,6-triiodobenzoic acid dihydrate
IUPAC Name	3,5-diacetamido-2,4,6-triiodobenzoic acid;dihydrate
Molecular Formula	C11 H9 I3 N2 O4 . 2 H2 O

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