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Stable Isotope Labelled Standards (Deuterated, 13C, 15N)

Chlordiazepoxide-d5

Reference StandardAvailable on request

Buy Chlordiazepoxide-d5 (CAS 65891-81-8) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 10 mg.

Pack sizes
Chlordiazepoxide-d5 chemical structure
CAS number65891-81-8
FormulaC16H14ClN3O
Molar mass304.78 g/mol
Physical formSolid
HS code38229090
InChIKeyBUCORZSTKDOEKQ-VIQYUKPQSA-N
IUPAC name7-chloro-4-hydroxy-N-methyl-5-(2,3,4,5,6-pentadeuteriophenyl)-3H-1,4-benzodiazepin-2-imine

About Chlordiazepoxide-d5

Zemixal lists Chlordiazepoxide-d5 for laboratories that identify, quantify or control Chlordiazepoxide and its related substances. Identity at a glance (Reference Standard): CAS 65891-81-8, formula C16H14ClN3O and molar mass 304.78 g/mol. It is handled as a solid.

Typical applications

  • LC-MS/MS internal standard
  • Bioanalytical quantitation
  • Pharmacokinetic studies

Safe handling

It carries the GHS signal word Warning (H302), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Chlordiazepoxide

See every impurity, metabolite and related compound we list for this API.

Chlordiazepoxide standards

Typical uses

  • LC-MS/MS internal standard
  • Bioanalytical quantitation
  • Pharmacokinetic studies

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Deuterated and Stable-Isotope-Labelled Compounds

Specifications and identifiers

Specifications of Chlordiazepoxide-d5
Product nameChlordiazepoxide-d5
Catalogue numberZX-036874
CAS number65891-81-8
IUPAC name7-chloro-4-hydroxy-N-methyl-5-(2,3,4,5,6-pentadeuteriophenyl)-3H-1,4-benzodiazepin-2-imine
Molecular formulaC16H14ClN3O
Molar mass304.78 g/mol
Exact mass304.1139
GradeReference Standard
Physical formSolid
XLogP32.4
H-bond donors / acceptors1 / 3
Topological polar surface area48.2 Ų
HS code38229090
InChIKeyBUCORZSTKDOEKQ-VIQYUKPQSA-N
SMILES[2H]C1=C(C(=C(C(=C1[2H])[2H])C2=C3C=C(C=CC3=NC(=NC)CN2O)Cl)[2H])[2H]
PubChem CID45038609
SynonymsChlordiazepoxide-d5 (phenyl-d5), (2Z)-7-Chloro-2-(methylimino)-5-(~2~H_5_)phenyl-2,3-dihydro-4H-1,4-benzodiazepin-4-ol

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed

Precautionary statements P264, P270, P301 + P317, P330, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Chlordiazepoxide-d5
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Chlordiazepoxide-d5

Which CAS number identifies Chlordiazepoxide-d5?
Chlordiazepoxide-d5 is registered under CAS 65891-81-8. You may also see it listed as Chlordiazepoxide-d5 (phenyl-d5), (2Z)-7-Chloro-2-(methylimino)-5-(~2~H_5_)phenyl-2,3-dihydro-4H-1,4-benzodiazepin-4-ol. Our catalogue number for this item is ZX-036874.
What are the formula and molar mass of Chlordiazepoxide-d5?
For Chlordiazepoxide-d5, its formula is C16H14ClN3O and its molar mass is 304.78 g/mol. The systematic (IUPAC) name is 7-chloro-4-hydroxy-N-methyl-5-(2,3,4,5,6-pentadeuteriophenyl)-3H-1,4-benzodiazepin-2-imine. InChIKey BUCORZSTKDOEKQ-VIQYUKPQSA-N lets you match it in any structure database.
How is Chlordiazepoxide-d5 used in pharmaceutical QC?
Chlordiazepoxide-d5 is a characterised reference material linked to Chlordiazepoxide. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Chlordiazepoxide-d5?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Chlordiazepoxide-d5?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Chlordiazepoxide-d5 to my country?
Yes. Because Chlordiazepoxide-d5 is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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