1-Aminophthalazine

Name: 1-Aminophthalazine
Brand: Vaqora Chemicals
SKU: VQ-026061

About 1-Aminophthalazine

Listed under CAS 19064-69-8, 1-Aminophthalazine is an impurity of Hydralazine available from Vaqora Chemicals. Formula C8H7N3, molecular weight 145.16 g/mol. Its systematic (IUPAC) name is phthalazin-1-amine. It is also known as Aminophthalazine or Phthalazine, 1-amino-.

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. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Pharmaceutical QC and development laboratories use this impurity standard of Hydralazine to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 1-Aminophthalazine is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Hydralazine

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

Hydralazine impurities

Specifications & identifiers

Chemical identifiers
Product name	1-Aminophthalazine
Catalogue No.	VQ-026061
CAS Number	19064-69-8
IUPAC name	phthalazin-1-amine
Molecular formula	C₈H₇N₃
Molecular weight	145.16 g/mol
Exact mass	145.064
Grade	Reference Standard
HSN code	38229090
InChIKey	WTYSCLHDMXBMKM-UHFFFAOYSA-N
SMILES	C1=CC=C2C(=C1)C=NN=C2N
PubChem CID	29399

Physical properties
Physical form	Solid
LogP (XLogP3)	0.8
H-bond donors / acceptors	1 / 3
TPSA	51.8 Å²

Safety & hazard information (GHS)

Toxic

Harmful / irritant

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P316, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, 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 1-Aminophthalazine?

The CAS Registry Number of 1-Aminophthalazine is 19064-69-8. It is also known as Aminophthalazine, Phthalazine, 1-amino-, phthalazineimine.

What is the molecular formula and molecular weight of 1-Aminophthalazine?

1-Aminophthalazine has the molecular formula C8H7N3 and a molecular weight of 145.16 g/mol. Its IUPAC name is phthalazin-1-amine.

What is 1-Aminophthalazine used for?

1-Aminophthalazine is supplied as a characterised reference material related to Hydralazine. 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 1-Aminophthalazine can I order?

We supply 1-Aminophthalazine 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 1-Aminophthalazine?

Yes. Every lot of 1-Aminophthalazine 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 1-Aminophthalazine be shipped internationally?

Yes. 1-Aminophthalazine 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.