Diazepam D5

Name: Diazepam D5
Brand: Vaqora Chemicals
SKU: VQ-030171

About Diazepam D5

Vaqora Chemicals supplies Diazepam D5, a stable isotope labelled analogue related to Diazepam registered under CAS number 65854-76-4. Formula C16H13ClN2O, molecular weight 289.77 g/mol. Systematically, it is named 7-chloro-1-methyl-5-(2,3,4,5,6-pentadeuteriophenyl)-3H-1,4-benzodiazepin-2-one. It is also known as Diazepam-D5 (PSY) or Diazepam-d5 (phenyl-d5).

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

This isotope-labelled compound is used as an internal standard for LC-MS and LC-MS/MS quantitation of Diazepam and related analytes in bioanalytical, pharmacokinetic and impurity studies. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Diazepam D5 in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

LC-MS/MS internal standard
Bioanalytical quantitation
Pharmacokinetic studies

Industries

Related to Diazepam

View every impurity, metabolite and intermediate we list for Diazepam.

Diazepam impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Diazepam D5
Catalogue No.	VQ-030171
CAS Number	65854-76-4
IUPAC name	7-chloro-1-methyl-5-(2,3,4,5,6-pentadeuteriophenyl)-3H-1,4-benzodiazepin-2-one
Molecular formula	C₁₆H₁₃ClN₂O
Molecular weight	289.77 g/mol
Exact mass	289.103
Grade	Reference Standard
HSN code	38229090
InChIKey	AAOVKJBEBIDNHE-VIQYUKPQSA-N
SMILES	[2H]C1=C(C(=C(C(=C1[2H])[2H])C2=NCC(=O)N(C3=C2C=C(C=C3)Cl)C)[2H])[2H]
PubChem CID	45358967

Physical properties
Physical form	Solid
LogP (XLogP3)	3
H-bond donors / acceptors	0 / 2
TPSA	32.7 Å²

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H332Harmful if inhaled
H351Suspected of causing cancer

Precautionary statements: P203, P261, P264, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P317, P318, P321, P330, P362 + P364, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Diazepam D5?

The CAS Registry Number of Diazepam D5 is 65854-76-4. It is also known as Diazepam-D5 (PSY), Diazepam-d5 (phenyl-d5), 2H-1,4-Benzodiazepin-2-one, 7-chloro-1,3-dihydro-1-methyl-5-(phenyl-2,3,4,5,6-d5)-.

What is the molecular formula and molecular weight of Diazepam D5?

Diazepam D5 has the molecular formula C16H13ClN2O and a molecular weight of 289.77 g/mol. Its IUPAC name is 7-chloro-1-methyl-5-(2,3,4,5,6-pentadeuteriophenyl)-3H-1,4-benzodiazepin-2-one.

What is Diazepam D5 used for?

Diazepam D5 is supplied as a characterised reference material related to Diazepam. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Diazepam D5 can I order?

We supply Diazepam D5 in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Diazepam D5?

Yes. Every lot of Diazepam D5 is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Diazepam D5 be shipped internationally?

Yes. Diazepam D5 is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.