Tetrazolylacetic Acid

Name: Tetrazolylacetic Acid
Brand: Vaqora Chemicals
SKU: VQ-022064

About Tetrazolylacetic Acid

Vaqora Chemicals supplies Tetrazolylacetic Acid, an impurity of Cefazolin registered under CAS number 21732-17-2. The compound has the formula C3H4N4O2, corresponding to a molecular weight of 128.09 g/mol. The IUPAC name is 2-(tetrazol-1-yl)acetic acid. It is also known as 1H-Tetrazole-1-acetic acid or 2-(1H-Tetrazol-1-yl)acetic acid.

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. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

This Cefazolin impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF 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

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Cefazolin

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

Cefazolin impurities

Specifications & identifiers

Chemical identifiers
Product name	Tetrazolylacetic Acid
Catalogue No.	VQ-022064
CAS Number	21732-17-2
IUPAC name	2-(tetrazol-1-yl)acetic acid
Molecular formula	C₃H₄N₄O₂
Molecular weight	128.09 g/mol
Exact mass	128.0334
Grade	Reference Standard
HSN code	38229090
InChIKey	GRWAIJBHBCCLGS-UHFFFAOYSA-N
SMILES	C1=NN=NN1CC(=O)O
PubChem CID	543207

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.7
H-bond donors / acceptors	1 / 5
TPSA	80.9 Å²
Synonyms	1H-Tetrazole-1-acetic acid, 2-(1H-Tetrazol-1-yl)acetic acid, 1-Tetrazolylacetic acid, 2-(1H-1,2,3,4-Tetrazol-1-yl)acetic acid, 1H-Tetrazol-1-acetic acid, Tetrazol-1-acetic acid, Tetrazole-1-acetic acid, 1H-Tetrazolyl-1-acetic acid, 1-Tetrazoleacetic acid, 1H-tetrazol-1-ylacetic acid, Tetrazol-1-acetic acid [UN0407] [Explosive 1.4C], Tetrazol-1-yl-acetic acid

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H204Fire or projection hazard
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P210, P230, P234, P236, P240, P250, P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P370 + P380 + P375, P401, 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 Tetrazolylacetic Acid?

The CAS Registry Number of Tetrazolylacetic Acid is 21732-17-2. It is also known as 1H-Tetrazole-1-acetic acid, 2-(1H-Tetrazol-1-yl)acetic acid, 1-Tetrazolylacetic acid.

What is the molecular formula and molecular weight of Tetrazolylacetic Acid?

Tetrazolylacetic Acid has the molecular formula C3H4N4O2 and a molecular weight of 128.09 g/mol. Its IUPAC name is 2-(tetrazol-1-yl)acetic acid.

What is Tetrazolylacetic Acid used for?

Tetrazolylacetic Acid is supplied as a characterised reference material related to Cefazolin. 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 Tetrazolylacetic Acid can I order?

We supply Tetrazolylacetic Acid 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 Tetrazolylacetic Acid?

Yes. Every lot of Tetrazolylacetic Acid 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 Tetrazolylacetic Acid be shipped internationally?

Yes. Tetrazolylacetic Acid 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.