4-Aminophthalazin-1(2H)-one

Name: 4-Aminophthalazin-1(2H)-one
Brand: Vaqora Chemicals
SKU: VQ-040969

About 4-Aminophthalazin-1(2H)-one

4-Aminophthalazin-1(2H)-one (CAS 13580-88-6) is a diazine derivative offered by Vaqora Chemicals. The compound has the formula C8H7N3O, corresponding to a molecular weight of 161.16 g/mol. Systematically, it is named 4-amino-2H-phthalazin-1-one. It is also known as 4-amino-1,2-dihydrophthalazin-1-one or 1(2H)-Phthalazinone, 4-amino-.

Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer 4-Aminophthalazin-1(2H)-one in 100 mg, 250 mg, 1 g and 5 g packs with a batch-specific COA, and ship to customers worldwide. SDS and detailed specification sheets can be requested with your quotation. Larger quantities and custom packaging are available. Request a quote for pricing and lead time.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	4-Aminophthalazin-1(2H)-one
Catalogue No.	VQ-040969
CAS Number	13580-88-6
IUPAC name	4-amino-2H-phthalazin-1-one
Molecular formula	C₈H₇N₃O
Molecular weight	161.16 g/mol
Exact mass	161.0589
HSN code	2933
InChIKey	IUBSMBJKUKVEMK-UHFFFAOYSA-N
SMILES	C1=CC=C2C(=C1)C(=NNC2=O)N
PubChem CID	595178

Physical properties
Physical form	Other
LogP (XLogP3)	0.1
H-bond donors / acceptors	2 / 2
TPSA	67.5 Å²
Synonyms	4-amino-1,2-dihydrophthalazin-1-one, 1(2H)-Phthalazinone, 4-amino-, 4-aminophthalazin-1-ol, 4-Amino-1(2H)-phthalazinone, 4-Amino-phthalazone, 4-Amino-1-oxo-1,2-dihydrophthalazine, 4-Amino-1-phthalazinone, 4-Amino-1(2H)-phthalazinone #

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

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

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, 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 4-Aminophthalazin-1(2H)-one?

The CAS Registry Number of 4-Aminophthalazin-1(2H)-one is 13580-88-6. It is also known as 4-amino-1,2-dihydrophthalazin-1-one, 1(2H)-Phthalazinone, 4-amino-, 4-aminophthalazin-1-ol.

What is the molecular formula and molecular weight of 4-Aminophthalazin-1(2H)-one?

4-Aminophthalazin-1(2H)-one has the molecular formula C8H7N3O and a molecular weight of 161.16 g/mol. Its IUPAC name is 4-amino-2H-phthalazin-1-one.

Which grade and pack sizes of 4-Aminophthalazin-1(2H)-one can I order?

We supply 4-Aminophthalazin-1(2H)-one, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4-Aminophthalazin-1(2H)-one?

Yes. Every lot of 4-Aminophthalazin-1(2H)-one 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 4-Aminophthalazin-1(2H)-one be shipped internationally?

Yes. 4-Aminophthalazin-1(2H)-one 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.