Temazepam EP impurity C

Name: Temazepam EP impurity C
Brand: Vaqora Chemicals
SKU: VQ-044895

About Temazepam EP impurity C

Vaqora Chemicals supplies Temazepam EP impurity C, a pharmacopeial impurity of Temazepam registered under CAS number 18818-64-9. The compound has the formula C18H15ClN2O3, corresponding to a molecular weight of 342.8 g/mol. Its systematic (IUPAC) name is (7-chloro-1-methyl-2-oxo-5-phenyl-3H-1,4-benzodiazepin-3-yl) acetate. It is also known as Temazepam Acetoxy Impurity or Temazepam - Impurity C.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Temazepam, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Temazepam

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

Temazepam impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Temazepam EP impurity C
Catalogue No.	VQ-044895
CAS Number	18818-64-9
IUPAC name	(7-chloro-1-methyl-2-oxo-5-phenyl-3H-1,4-benzodiazepin-3-yl) acetate
Molecular formula	C₁₈H₁₅ClN₂O₃
Molecular weight	342.8 g/mol
Exact mass	342.0771
Grade	Reference Standard
HSN code	38229090
InChIKey	PTWWAHZQIATUFG-UHFFFAOYSA-N
SMILES	CC(=O)OC1C(=O)N(C2=C(C=C(C=C2)Cl)C(=N1)C3=CC=CC=C3)C
PubChem CID	86793

Physical properties
Physical form	Solid
LogP (XLogP3)	2.8
H-bond donors / acceptors	0 / 4
TPSA	59 Å²
Synonyms	Temazepam Acetoxy Impurity, Temazepam - Impurity C, Temazepam acetate, 7-chloro-1-methyl-2-oxo-5-phenyl-2,3-dihydro-1h-1,4-benzodiazepin-3-yl acetate, 7-Chloro-1,3-dihydro-1-methyl-5-phenyl-2-oxo-2H-1,4-benzodiazepin-3-yl acetate, (3RS)-7-chloro-1-methyl-2-oxo-5-phenyl- 2,3-dihydro-1H-1,4-benzodiazepin-3-yl acetate, 2H-1,4-Benzodiazepin-2-one, 3-(acetyloxy)-7-chloro-1,3-dihydro-1-methyl-5-phenyl-, 3-acetoxy-7-chloro-1,3-dihydro-1-methyl-5-phenyl 2H-1,4-benzodiazepin-2-one

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 Temazepam EP impurity C?

The CAS Registry Number of Temazepam EP impurity C is 18818-64-9. It is also known as Temazepam Acetoxy Impurity, Temazepam - Impurity C, Temazepam acetate.

What is the molecular formula and molecular weight of Temazepam EP impurity C?

Temazepam EP impurity C has the molecular formula C18H15ClN2O3 and a molecular weight of 342.8 g/mol. Its IUPAC name is (7-chloro-1-methyl-2-oxo-5-phenyl-3H-1,4-benzodiazepin-3-yl) acetate.

What is Temazepam EP impurity C used for?

Temazepam EP impurity C is supplied as a characterised reference material related to Temazepam. 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 Temazepam EP impurity C can I order?

We supply Temazepam EP impurity C 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 Temazepam EP impurity C?

Yes. Every lot of Temazepam EP impurity C 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 Temazepam EP impurity C be shipped internationally?

Yes. We export Temazepam EP impurity C worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.