5,6-Dichloro-2,4-Pyrimidinediamine

About 5,6-Dichloro-2,4-Pyrimidinediamine

5,6-Dichloro-2,4-Pyrimidinediamine is an impurity of Minoxidil carrying the CAS registry number 89033-89-6. The compound has the formula C4H4Cl2N4, corresponding to a molecular weight of 179.0 g/mol. Systematically, it is named 5,6-dichloropyrimidine-2,4-diamine. It is also known as 2,4-diamino-5,6-dichloropyrimidine or 2,4-Pyrimidinediamine, 5,6-dichloro-.

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. Good laboratory practice and suitable PPE are recommended during handling.

This Minoxidil impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer 5,6-Dichloro-2,4-Pyrimidinediamine in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Minoxidil

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

Minoxidil impurities

Specifications & identifiers

Chemical identifiers
Product name	5,6-Dichloro-2,4-Pyrimidinediamine
Catalogue No.	VQ-023147
CAS Number	89033-89-6
IUPAC name	5,6-dichloropyrimidine-2,4-diamine
Molecular formula	C₄H₄Cl₂N₄
Molecular weight	179 g/mol
Exact mass	177.9813
Grade	Reference Standard
HSN code	38229090
InChIKey	LQNTZVJAJKGYMB-UHFFFAOYSA-N
SMILES	C1(=C(N=C(N=C1Cl)N)N)Cl
PubChem CID	345631

Physical properties
Physical form	Solid
LogP (XLogP3)	1.1
H-bond donors / acceptors	2 / 4
TPSA	77.8 Å²
Synonyms	2,4-diamino-5,6-dichloropyrimidine, 2,4-Pyrimidinediamine, 5,6-dichloro-, 2,4-Diamino 5,6 dichloropyrimidine, Pyrimidine, 2,4-diamino-5,6-dichloro-, 2,4-Diamine-5,6-Dichloropyrimidine

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 5,6-Dichloro-2,4-Pyrimidinediamine?

The CAS Registry Number of 5,6-Dichloro-2,4-Pyrimidinediamine is 89033-89-6. It is also known as 2,4-diamino-5,6-dichloropyrimidine, 2,4-Pyrimidinediamine, 5,6-dichloro-, 2,4-Diamino 5,6 dichloropyrimidine.

What is the molecular formula and molecular weight of 5,6-Dichloro-2,4-Pyrimidinediamine?

5,6-Dichloro-2,4-Pyrimidinediamine has the molecular formula C4H4Cl2N4 and a molecular weight of 179 g/mol. Its IUPAC name is 5,6-dichloropyrimidine-2,4-diamine.

What is 5,6-Dichloro-2,4-Pyrimidinediamine used for?

5,6-Dichloro-2,4-Pyrimidinediamine is supplied as a characterised reference material related to Minoxidil. 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 5,6-Dichloro-2,4-Pyrimidinediamine can I order?

We supply 5,6-Dichloro-2,4-Pyrimidinediamine 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 5,6-Dichloro-2,4-Pyrimidinediamine?

Yes. Every lot of 5,6-Dichloro-2,4-Pyrimidinediamine 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 5,6-Dichloro-2,4-Pyrimidinediamine be shipped internationally?

Yes. We export 5,6-Dichloro-2,4-Pyrimidinediamine worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.