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. 

281 from 282 pages
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Flavokawain A (CRM)
Flavokawain A (CRM)

Item number: Cay40957-100

A certified reference material categorized as a kava chalcone, intended for analytical forensic applications. Formulation: A 100 µg/ml solution in acetonitrile. InChI: InChI=1S/C18H18O5/c1-21-13-7-4-12(5-8-13)6-9-15(19)18-16(20)10-14(22-2)11-17(18)23-3/h4-11,20H,1-3H3/b9-6+. InChIKey: CGIBCVBDFUTMPT-RMKNXTFCSA-N....
Keywords: 4-methoxy Flavokawain B, Flavokavain A, (2E)-1-(2-hydroxy-4,6-dimethoxyphenyl)-3-(4-methoxyphenyl)-2-propen-1-on
Application: Certified reference material, kava chalcone
CAS 37951-13-6
MW: 314.33 D
122.00€ *
Review
Flavokawain B (CRM)
Flavokawain B (CRM)

Item number: Cay41058-100

A certified reference material categorized as a kava chalcone, intended for analytical forensic applications. Formulation: A 100 µg/ml solution in acetonitrile. InChI: InChI=1S/C17H16O4/c1-20-13-10-15(19)17(16(11-13)21-2)14(18)9-8-12-6-4-3-5-7-12/h3-11,19H,1-2H3/b9-8+. InChIKey: QKQLSQLKXBHUSO-CMDGGOBGSA-N. SMILES:...
Keywords: Flavokavain B, (2E)-N-[4-[[3-1-(2-hydroxy-,wbr/>4,6-dimethoxy,wbr/>phenyl)-3-phenyl-2-propen-1-one
Application: Certified reference material, kava chalcone
CAS 1775-97-9
MW: 284.31 D
183.00€ *
Review
Etonitazene N-oxide
Etonitazene N-oxide

Item number: Cay41165-1

An analytical reference standard categorized as an opioid metabolite, a metabolite of etonitazene, intended for research and forensic applications. Formulation: A solid. InChI: InChI=1S/C22H28N4O4/c1-4-26(29,5-2)14-13-24-21-12-9-18(25(27)28)16-20(21)23-22(24)15-17-7-10-19(11-8-17)30-6-3/h7-12,16H,4-6,13-15H2,1-3H3....
Keywords: EtN-NOX, 2-(2-(4-ethoxybenzyl)-5-nitro-1H-benzo[d]imidazol-1-yl)-N,N-diethylethan-1-amine oxide
Application: Analytical reference standard, opioid metabolite
MW: 412.48 D
From 180.00€ *
Review
(-)-7-nor-7-carboxy Cannabidiol (CRM)
(-)-7-nor-7-carboxy Cannabidiol (CRM)

Item number: Cay41184-100

A certified reference material categorized as a phytocannabinoid metabolite, a metabolite of cannabidiol, intended for research and forensic applications. Formulation: A 100 µg/ml solution in methanol. InChI:...
Keywords: (3R-trans)-Cannabidiol-11-oic Acid, 7-nor-7-carboxy CBD,...
Application: Certified reference material, phytocannabinoid metabolite
CAS 63958-77-0
MW: 344.5 D
149.00€ *
Review
N-ethyl Nitrazepam
N-ethyl Nitrazepam

Item number: Cay41870-1

An analytical reference standard categorized as a benzodiazepine, intended for research and forensic applications. Formulation: A solid. InChI: InChI=1S/C17H15N3O3/c1-2-19-15-9-8-13(20(22)23)10-14(15)17(18-11-16(19)21)12-6-4-3-5-7-12/h3-10H,2,11H2,1H3. InChIKey: PAUVQVSWHYRFRY-UHFFFAOYSA-N. SMILES:...
Keywords: 1-ethyl-1,3-dihydro-7-nitro-5-phenyl-2H-1,4-benzodiazepin-2-one
Application: Analytical reference standard, benzodiazepine
CAS 124862-95-9
MW: 309.32 D
From 101.00€ *
Review
1,2,3-Trioleoyl Glycerol-d5
1,2,3-Trioleoyl Glycerol-d5

Item number: Cay41987-1

An internal standard for the quantification of 1,2,3-trioleoyl glycerol by GC- or LC-MS. Formulation: A solution in ethanol. InChI:...
Keywords: Glyceryl Trioleate-d5, TG(18:1/18:1/18:1)-d5, Triolein-d5, 9Z-octadecenoic acid, 1,2,3-propanetriyl-1,1,2,3,3-d5 ester
Application: GC-MS, LC-MS, internal standard, quantification, triacylglycerol
CAS 60892-83-3
MW: 890.5 D
From 45.00€ *
Review
Mitragynine Pseudoindoxyl
Mitragynine Pseudoindoxyl

Item number: Cay20033-1

An analytical reference standard categorized as an opioid, has analgesic activity in mice without inducing the development of opioid-induced hyperalgesia, induces physical dependence in mice but reduces signs of withdrawal in morphine-dependent mice administered naloxone, for research and forensic applications....
Keywords: (aE,1'S,6'S,7'S,8'aS)-6'-ethyl-1,2',3,3',6',7',8',8'a-octahydro-4-methoxy-a-(methoxymethylene)-3-oxo-spiro[2H-indole-2,1'(...
Application: Analytical reference standard, opioid
CAS 53798-52-0
MW: 414.5 D
802.00€ *
Review
ADB-4en-PINACA N-(4,5-dihydroxypentyl) metabolite
ADB-4en-PINACA N-(4,5-dihydroxypentyl) metabolite

Item number: Cay33834-1

An analytical reference standard categorized as a synthetic cannabinoid metabolite, a metabolite of ADB-4en-PINACA, intended for research and forensic applications. Formulation: A solution in acetonitrile. InChI:...
Keywords: ADB-4en-PINACA dihydrodiol metabolite,...
Application: Analytical reference standard, synthetic cannabinoid metabolite
MW: 376.45 D
From 290.00€ *
Review
alpha-Hydroxyphenazolam
alpha-Hydroxyphenazolam

Item number: Cay38503-1

An analytical reference standard categorized as a benzodiazepine metabolite, a metabolite of phenazolam, intended for research and forensic applications. Formulation: A solid. InChI: InChI=1S/C17H12BrClN4O/c18-10-5-6-14-12(7-10)17(11-3-1-2-4-13(11)19)20-8-15-21-22-16(9-24)23(14)15/h1-7,24H,8-9H2. InChIKey:...
Keywords: alpha-Hydroxyclobromazolam, (8-bromo-6-(2-chlorophenyl)-4H-benzo[f][1,2,4]triazolo[4,3-a][1,4]diazepin-1-yl)methanol
Application: Analytical reference standard, benzodiazepine metabolite
MW: 403.66 D
From 180.00€ *
Review
6-methyl Etodesnitazene (citrate)
6-methyl Etodesnitazene (citrate)

Item number: Cay39399-1

An analytical reference standard that is structurally similar to known opioids, intended for research and forensic applications. Formulation: A solid. InChI:...
Keywords: 6-methyl Desnitroetonitazene, 6-methyl Etazene, 6-methyl Etazone, Etomethazene,...
Application: Analytical reference standard, structurally similar to known opioids
MW: 557.64 D
From 126.00€ *
Review
Delta4(8)-iso-THC (CRM)
Delta4(8)-iso-THC (CRM)

Item number: Cay39955-100

A certified reference material that is structurally similar to known phytocannabinoids, an impurity in the conversion of cannabidiol to Delta8-THC or Delta9-THC, intended for research and forensic applications. Formulation: A 100 µg/ml solution in acetonitrile. InChI:...
Keywords: Delta4(8)-Isotetrahydrocannabinol,...
Application: Certified reference material, structurally similar to known phytocannabinoids
MW: 314.46 D
189.00€ *
Review
9alpha,10alpha-Epoxyhexahydrocannabinol
9alpha,10alpha-Epoxyhexahydrocannabinol

Item number: Cay39972-1

An analytical reference standard categorized as a phytocannabinoid metabolite, an active metabolite of Delta9-THC, induces catalepsy and hypothermia and enhances pentobarbital-induced sleep in mice, intended for research and forensic applications. Formulation: A solution in acetonitrile. InChI:...
Keywords: 1alpha,2alpha-Epoxyhexahydrocannabinol, 9alpha,10alpha-EHHC, 9alpha,10alpha-epoxy HHC,...
Application: Analytical reference standard, phytocannabinoid metabolite
CAS 56687-60-6
MW: 330.46 D
From 95.00€ *
Review
281 from 282 pages