2,4-Diaminopyrimidine, 98%

Name: 2,4-Diaminopyrimidine, 98%
Brand: Vaqora Chemicals
SKU: VQ-011907

About 2,4-Diaminopyrimidine, 98%

2,4-Diaminopyrimidine (CAS 156-81-0) is a diazine derivative offered by Vaqora Chemicals with a typical assay of 98%. Its molecular formula is C4H6N4 and its molecular weight is 110.12 g/mol. The IUPAC name is pyrimidine-2,4-diamine. Alternative names: Pyrimidine-2,4-diyldiamine and 2,4-Pyrimidinediamine.

In its supplied form it is white to yellow powder or crystal or chunks. Reported physical data include a melting point of 143-147 °C. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

Typical applications include organic synthesis and API synthesis. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 2,4-Diaminopyrimidine in 1 g and 5 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	2,4-Diaminopyrimidine, 98%
Catalogue No.	VQ-011907
CAS Number	156-81-0
IUPAC name	pyrimidine-2,4-diamine
Molecular formula	C₄H₆N₄
Molecular weight	110.12 g/mol
Exact mass	110.0592
Purity / assay	98%
HSN code	29033990
InChIKey	YAAWASYJIRZXSZ-UHFFFAOYSA-N
SMILES	C1=CN=C(N=C1N)N
PubChem CID	67431

Physical properties
Physical form	Crystalline
Appearance	White to yellow powder or crystal or chunks
Melting point	143-147 °C
LogP (XLogP3)	-0.5
H-bond donors / acceptors	2 / 4
TPSA	77.8 Å²
Synonyms	Pyrimidine-2,4-diyldiamine, 2,4-Diaminopyrimidine, 2,4-Pyrimidinediamine, Pyrimidine, 2,4-diamino-, Diaminopyrimidine, 2,4-diamino-pyrimidine, Pyrimidine,4-diamino-, 2,4-diaminopyrimidine-3n-oxide, 2,6-Diaminopyrimidine, LG3, cytosine imine, 8-azacytosine

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

Frequently asked questions

What is the CAS number of 2,4-Diaminopyrimidine, 98%?

The CAS Registry Number of 2,4-Diaminopyrimidine, 98% is 156-81-0. It is also known as Pyrimidine-2,4-diyldiamine, 2,4-Diaminopyrimidine, 2,4-Pyrimidinediamine.

What is the molecular formula and molecular weight of 2,4-Diaminopyrimidine, 98%?

2,4-Diaminopyrimidine, 98% has the molecular formula C4H6N4 and a molecular weight of 110.12 g/mol. Its IUPAC name is pyrimidine-2,4-diamine.

Which grade and pack sizes of 2,4-Diaminopyrimidine, 98% can I order?

We supply 2,4-Diaminopyrimidine, 98% in (98%) grade, in 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2,4-Diaminopyrimidine, 98%?

Yes. Every lot of 2,4-Diaminopyrimidine, 98% 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 2,4-Diaminopyrimidine, 98% be shipped internationally?

Yes. 2,4-Diaminopyrimidine, 98% 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.