Reference Standards and Forensic Substances

The importance of reference standards in performing quantitative assays is often overlooked. A well characterized reference standard in combination with robust methodology will deliver accurate and precise analytical results. In our portfolio, we have numerous high-quality standards for your investigations. These include ready-to-use, quantitative MaxSpec™ standards as well as stable, isotope-labeled (deuterated) compounds. You will also find Cayman Chemical's synthesised forensic analytical standards and (certified) reference materials, including synthetic cannabinoids, cathinones, phenethylamines, amphetamines, indans, opioids, benzodiazepines, tryptamines and phytocannabinoids. Due to the strict regulations for these substances, we ask that you contact us by e-mail or via our contact form for further information. 

The importance of reference standards in performing quantitative assays is often overlooked. A well characterized reference standard in combination with robust methodology will deliver accurate... read more »
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Reference Standards and Forensic Substances

The importance of reference standards in performing quantitative assays is often overlooked. A well characterized reference standard in combination with robust methodology will deliver accurate and precise analytical results. In our portfolio, we have numerous high-quality standards for your investigations. These include ready-to-use, quantitative MaxSpec™ standards as well as stable, isotope-labeled (deuterated) compounds. You will also find Cayman Chemical's synthesised forensic analytical standards and (certified) reference materials, including synthetic cannabinoids, cathinones, phenethylamines, amphetamines, indans, opioids, benzodiazepines, tryptamines and phytocannabinoids. Due to the strict regulations for these substances, we ask that you contact us by e-mail or via our contact form for further information. 

7 from 280 pages
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Glycochenodeoxycholic Acid (CRM)
Glycochenodeoxycholic Acid (CRM)

Item number: Cay44904-1

A certified reference material categorized as a conjugated bile acid, a glycine-conjugated form of chenodeoxycholic acid, serum levels are decreased in patients with PCOS administered metformin, intended for use in quantitative analytical research applications. SMILES:...
Keywords: GCDCA, N-[(3alpha,5beta,7alpha)-3,7-dihydroxy-24-oxocholan-24-yl]-glycine
Application: Certified reference material, conjugated bile acid
CAS 640-79-9
MW: 449.63 D
194.00€ *
Review
Glycocholic Acid (CRM)
Glycocholic Acid (CRM)

Item number: Cay44905-1

A certified reference material categorized as a conjugated bile acid, the composition ratio of glycocholic acid is elevated in the bile of patients with cholangiocarcinoma compared with patients with pancreatic cancer or benign biliary diseases, serum levels of glycocholic acid are elevated in patients with...
Keywords: Cholylglycine, GCA, N-[(3alpha,5beta,7alpha,12alpha)-3,7,12-trihydroxy-24-oxocholan-24-yl]-glycine
Application: Certified reference material, conjugated bile acid
CAS 475-31-0
MW: 465.63 D
110.00€ *
Review
Deoxycholic Acid (CRM)
Deoxycholic Acid (CRM)

Item number: Cay44906-1

A Certified Reference Material of deoxycholic acid, serum levels are increased in men, but not women, with colorectal cancer, decreased plasma levels are associated with an increase in adverse cardiac events in patients with acute pulmonary embolism, intended for analytical research applications. SMILES:...
Keywords: Cholanoic acid, DCA, NSC 8797, (3alpha,5beta,12alpha)-, 3,12-dihydroxy-cholan-24-oic acid
Application: Certified reference material, conjugated bile acid
CAS 83-44-3
MW: 392.58 D
110.00€ *
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Benzscaline (hydrochloride)
Benzscaline (hydrochloride)

Item number: Cay44985-1

An analytical reference standard categorized as a phenethylamine, intended for research and forensic applications. SMILES: COC1=CC(CCN)=CC(OC)=C1OCC2=CC=CC=C2.Cl. InChi Code: InChI=1S/C17H21NO3.ClH/c1-19-15-10-14(8-9-18)11-16(20-2)17(15)21-12-13-6-4-3-5-7-13,/h3-7,10-11H,8-9,12,18H2,1-2H3,1H. InChi Key:...
Keywords: 3,5-dimethoxy-4-(phenylmethoxy)-benzeneethanamine, monohydrochloride
Application: Analytical reference standard, phenethylamine
CAS 2176-15-0
MW: 323.82 D
From 122.00€ *
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Arfendazam
Arfendazam

Item number: Cay44987-1

An analytical reference standard categorized as a benzodiazepine, intended for research and forensic applications. SMILES: O=C(OCC)N1CCC(N(C2=CC(Cl)=CC=C21)C3=CC=CC=C3)=O. InChi Code: InChI=1S/C18H17ClN2O3/c1-2-24-18(23)20-11-10-17(22)21(14-6-4-3-5-7-14)16-12-13(19)8-9-15(16)20/h3-9,12H,2,10-11H2,1H3. InChi Key:...
Keywords: Arfendazamum, 7-chloro-2,3,4,5-tetrah ydro-4-oxo-5-phenyl-1H-1,5-benzodiazepine-1-carboxylic acid, ethyl ester
Application: Analytical reference standard, benzodiazepine
CAS 37669-57-1
MW: 344.8 D
From 129.00€ *
Review
Enzalutamide-d3
Enzalutamide-d3

Item number: Cay45044-1

An internal standard for the quantification of enzalutamide by GC- or LC-MS. SMILES: S=C1N(C2=CC(F)=C(C=C2)C(NC([2H])([2H])[2H])=O)C(C)(C(N1C3=CC(C(F)(F)F)=C(C=C3)C#N)=O)C. InChi Code:...
Keywords: 4-[3-[4-cyano-3-(trifluoromethyl)phenyl]-5,5-dimethyl-4-oxo-2-thioxo-1-imidazolidinyl]-2-fluoro-N-(methyl-d3)-benzamide
Application: GC-MS, LC-MS, internal standard, quantification, non-steroidal androgen receptor antagonist
CAS 1443331-82-5
MW: 467.46 D
535.00€ *
Review
Narceine
Narceine

Item number: Cay45067-1

An analytical reference standard categorized as an alkaloid, has been found in P. somniferum and as an impurity in seized heroin samples, intended for research and forensic applications. SMILES: CN(C)CCC1=CC2=C(C(OC)=C1CC(C3=CC=C(OC)C(OC)=C3C(O)=O)=O)OCO2. InChi Code:...
Keywords: 6-[2-[6-[2-(dimethylamino)ethyl]-4-methoxy-1,3-benzodioxol-5-yl]acetyl]-2,3-dimethoxy-benzoic acid
Application: Analytical reference standard, alkaloid
CAS 131-28-2
MW: 445.47 D
From 101.00€ *
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Emoxypine
Emoxypine

Item number: Cay45105-10

An analytical reference standard categorized as a nootropic, has been detected in dietary supplements marketed as nootropics, intended for research and forensic applications. SMILES: CC1=CC=C(O)C(CC)=N1. InChi Code: InChI=1S/C8H11NO/c1-3-7-8(10)5-4-6(2)9-7/h4-5,10H,3H2,1-2H3. InChi Key: JPGDYIGSCHWQCC-UHFFFAOYSA-N
Keywords: Epigid, Epygid, Mexidol, Mexifin, 2-ethyl-6-methyl-3-pyridinol
Application: Analytical reference standard, nootropic, lipid peroxidation inhibitor
CAS 2364-75-2
MW: 137.18 D
From 51.00€ *
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N-isopropyl Pentylone (hydrochloride)
N-isopropyl Pentylone (hydrochloride)

Item number: Cay45433-1

An analytical reference standard categorized as a cathinone, intended for research and forensic applications. SMILES: O=C(C(CCC)NC(C)C)C1=CC(OCO2)=C2C=C1.Cl. InChi Code: InChI=1S/C15H21NO3.ClH/c1-4-5-12(16-10(2)3)15(17)11-6-7-13-14(8-11)19-9-18-13,/h6-8,10,12,16H,4-5,9H2,1-3H3,1H. InChi Key: DXNNOBKHMVLHBI-UHFFFAOYSA-N
Keywords: 3,4-Methylenedioxy-alpha-Isopropylaminopentiophenone, 3,4-Methylenedioxy-alpha-Isopropylaminovalerophenone, N-isopropyl...
Application: Analytical reference standard, cathinone
CAS 17763-03-0
MW: 299.8 D
From 114.00€ *
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N-isobutyl Butylone (hydrochloride)
N-isobutyl Butylone (hydrochloride)

Item number: Cay45437-1

An analytical reference standard categorized as a cathinone, intended for research and forensic applications. SMILES: O=C(C(CC)NCC(C)C)C1=CC(OCO2)=C2C=C1.Cl. InChi Code: InChI=1S/C15H21NO3.ClH/c1-4-12(16-8-10(2)3)15(17)11-5-6-13-14(7-11)19-9-18-13,/h5-7,10,12,16H,4,8-9H2,1-3H3,1H. InChi Key: SYBGUHUFTZSJSP-UHFFFAOYSA-N
Keywords: 3,4-Methylenedioxy-alpha-isobutylaminobutiophenone, N-isobutyl Norbutylone,...
Application: Analytical reference standard, cathinone
MW: 299.8 D
From 114.00€ *
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N-sec-butyl Butylone (hydrochloride)
N-sec-butyl Butylone (hydrochloride)

Item number: Cay45438-1

An analytical reference standard categorized as a cathinone, intended for research and forensic applications. SMILES: O=C(C(CC)NC(C)CC)C1=CC(OCO2)=C2C=C1.Cl. InChi Code: InChI=1S/C15H21NO3.ClH/c1-4-10(3)16-12(5-2)15(17)11-6-7-13-14(8-11)19-9-18-13,/h6-8,10,12,16H,4-5,9H2,1-3H3,1H. InChi Key: VPWJICCXIRFEBJ-UHFFFAOYSA-N
Keywords: 3,4-Methylenedioxy-alpha-sec-butylaminobutiophenone, N-sec-butyl norbutylone,...
Application: Analytical reference standard, cathinone
MW: 299.8 D
From 114.00€ *
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6-PPD-Q-d5 (solution)
6-PPD-Q-d5 (solution)

Item number: Cay45448-100

An internal standard for the quantification of 6-PPD-Q by GC- or LC-MS. SMILES: CC(CC(C)C)NC1=CC(C(NC2=C([2H])C([2H])=C([2H])C([2H])=C2[2H])=CC1=O)=O. InChi Code: InChI=1S/C18H22N2O2/c1-12(2)9-13(3)19-15-10-18(22)16(11-17(15)21)20-14-7-5-4-6-8-14/h4-8,10-13,19-20H,9H2,1-3H3/i4D,5D,6D,7D,8D. InChi Key:...
Keywords: 6-PPD-quinone-d5, 2-[(1,3-dimethylbutyl)amino]-5-(phenyl-2,3,4,5,6-d5-amino)-2,5-cyclohexadiene-1,4-dione
Application: GC-MS, LC-MS internal standard, quantification, substituted p-phenylenediamine (PPD) quinone
CAS 2750119-14-1
MW: 303.42 D
187.00€ *
Review
7 from 280 pages