Ribavirin EP Impurity D

Name: Ribavirin EP Impurity D
Brand: Vaqora Chemicals
SKU: VQ-027788

About Ribavirin EP Impurity D

Listed under CAS 3641-08-5, Ribavirin EP Impurity D is a pharmacopeial impurity of Ribavirin available from Vaqora Chemicals. Formula C3H4N4O, molecular weight 112.09 g/mol. Its systematic (IUPAC) name is 1H-1,2,4-triazole-5-carboxamide. Alternative names: Ribavirin - Impurity D and 1H-1,2,4-Triazole-3-carboxamide.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. It carries the GHS signal word “Warning” with 4 hazard statements. Review the Safety Data Sheet before use.

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

We offer Ribavirin EP Impurity D in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Ribavirin

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

Ribavirin impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Ribavirin EP Impurity D
Catalogue No.	VQ-027788
CAS Number	3641-08-5
IUPAC name	1H-1,2,4-triazole-5-carboxamide
Molecular formula	C₃H₄N₄O
Molecular weight	112.09 g/mol
Exact mass	112.0385
Grade	Reference Standard
HSN code	38229090
InChIKey	ZEWJFUNFEABPGL-UHFFFAOYSA-N
SMILES	C1=NNC(=N1)C(=O)N
PubChem CID	65125

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.8
H-bond donors / acceptors	2 / 3
TPSA	84.7 Å²
Synonyms	Ribavirin - Impurity D, 1H-1,2,4-Triazole-3-carboxamide, 1,2,4-Triazole-3-carboxamide, 2H-1,2,4-triazole-3-carboxamide, 4h-1,2,4-triazole-3-carboxamide, 1,2,4-Triazole-3-formamide, 1,2,4-triazole- 3-carboxamide, ICN 1253, N-Des-1-b-D-ribofuranosyl Ribavirin, N-Des-1-beta-D-ribofuranosyl Ribavirin, 1, 2, 4-triazole-3-carboxamide, 1H-[1,2,4]triazole-3-carboxylic acid amide

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, 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 Ribavirin EP Impurity D?

The CAS Registry Number of Ribavirin EP Impurity D is 3641-08-5. It is also known as Ribavirin - Impurity D, 1H-1,2,4-Triazole-3-carboxamide, 1,2,4-Triazole-3-carboxamide.

What is the molecular formula and molecular weight of Ribavirin EP Impurity D?

Ribavirin EP Impurity D has the molecular formula C3H4N4O and a molecular weight of 112.09 g/mol. Its IUPAC name is 1H-1,2,4-triazole-5-carboxamide.

What is Ribavirin EP Impurity D used for?

Ribavirin EP Impurity D is supplied as a characterised reference material related to Ribavirin. 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 Ribavirin EP Impurity D can I order?

We supply Ribavirin EP Impurity D 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 Ribavirin EP Impurity D?

Yes. Every lot of Ribavirin EP Impurity D 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 Ribavirin EP Impurity D be shipped internationally?

Yes. Ribavirin EP Impurity D 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.