Metformin Impurity 7

Name: Metformin Impurity 7
Brand: Vaqora Chemicals
SKU: VQ-038347

About Metformin Impurity 7

Metformin Impurity 7 is an impurity of Metformin carrying the CAS registry number 4390-68-5. Its molecular formula is C2H5N3O2 and its molecular weight is 103.08 g/mol. Its systematic (IUPAC) name is diaminomethylidenecarbamic acid. Common synonyms include Metformin Impurity 31 and Metformin Impurity 13.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Metformin, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Metformin Impurity 7 in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Metformin

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

Metformin impurities

Specifications & identifiers

Chemical identifiers
Product name	Metformin Impurity 7
Catalogue No.	VQ-038347
CAS Number	4390-68-5
IUPAC name	diaminomethylidenecarbamic acid
Molecular formula	C₂H₅N₃O₂
Molecular weight	103.08 g/mol
Exact mass	103.0382
Grade	Reference Standard
HSN code	38229090
InChIKey	MFLYTCSVJYYAOR-UHFFFAOYSA-N
SMILES	C(=NC(=O)O)(N)N
PubChem CID	15590749

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.7
H-bond donors / acceptors	3 / 2
TPSA	102 Å²
Synonyms	Metformin Impurity 31, Metformin Impurity 13, carboxyguanidine, (Diaminomethylene)carbamic acid, guanidinocarboxylic acid, N-amidin(carboxy)amine, Metformin Impurity 67

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 Metformin Impurity 7?

The CAS Registry Number of Metformin Impurity 7 is 4390-68-5. It is also known as Metformin Impurity 31, Metformin Impurity 13, carboxyguanidine.

What is the molecular formula and molecular weight of Metformin Impurity 7?

Metformin Impurity 7 has the molecular formula C2H5N3O2 and a molecular weight of 103.08 g/mol. Its IUPAC name is diaminomethylidenecarbamic acid.

What is Metformin Impurity 7 used for?

Metformin Impurity 7 is supplied as a characterised reference material related to Metformin. 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 Metformin Impurity 7 can I order?

We supply Metformin Impurity 7 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 Metformin Impurity 7?

Yes. Every lot of Metformin Impurity 7 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 Metformin Impurity 7 be shipped internationally?

Yes. We export Metformin Impurity 7 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.