Biuret

Name: Biuret
Brand: Vaqora Chemicals
SKU: VQ-046887

About Biuret

Listed under CAS 108-19-0, Biuret is an amide building block available from Vaqora Chemicals. Formula C2H5N3O2, molecular weight 103.08 g/mol. Its systematic (IUPAC) name is carbamoylurea. Alternative names: Allophanamide and Ureidoformamide.

Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Key uses span molecular biology workflows and protein and peptide research. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer Biuret in 25 g and 100 g packs with a batch-specific COA, and ship to customers worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request. Larger quantities and custom packaging are available. Request a quote for pricing and lead time.

Typical applications

Molecular biology workflows
Protein & peptide research

Industries

Specifications & identifiers

Chemical identifiers
Product name	Biuret
Catalogue No.	VQ-046887
CAS Number	108-19-0
IUPAC name	carbamoylurea
Molecular formula	C₂H₅N₃O₂
Molecular weight	103.08 g/mol
Exact mass	103.0382
HSN code	29241900
InChIKey	OHJMTUPIZMNBFR-UHFFFAOYSA-N
SMILES	C(=O)(N)NC(=O)N
PubChem CID	7913

Physical properties
Physical form	Other
LogP (XLogP3)	-0.7
H-bond donors / acceptors	3 / 2
TPSA	98.2 Å²
Synonyms	Allophanamide, Ureidoformamide, Allophanic acid amide, Dicarbamylamine, Allophanimidic acid, Urea, (aminocarbonyl)-, Dicarbonimidic diamide, 1-(carbamoylamino)formamide, 2-imidodicarbonic diamide, (aminocarbonyl)urea, Isobiuret (VAN), Allophanimidic acid (VAN)

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, 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

Other grades of CAS 108-19-0

Reagent

Biuret reagent

CAS: 108-19-0
Formula: C₂H₅N₃O₂
MW: 103.08 g/mol

VQ-003513

AR

Biuret, GR 97%

CAS: 108-19-0
Formula: C₂H₅N₃O₂
MW: 103.08 g/mol

VQ-009002

Frequently asked questions

What is the CAS number of Biuret?

The CAS Registry Number of Biuret is 108-19-0. It is also known as Allophanamide, Ureidoformamide, Allophanic acid amide.

What is the molecular formula and molecular weight of Biuret?

Biuret has the molecular formula C2H5N3O2 and a molecular weight of 103.08 g/mol. Its IUPAC name is carbamoylurea.

Which grade and pack sizes of Biuret can I order?

We supply Biuret, in 25 g, 100 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Biuret?

Yes. Every lot of Biuret 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 Biuret be shipped internationally?

Yes. Biuret 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.