1-Chlorophthalazin-4-one, 98%, Thermo Scientific Chemicals

1-Chlorophthalazin-4-one acts as an organic and pharmaceutical intermediate.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
1-Chlorophthalazin-4-one acts as an organic and pharmaceutical intermediate.

Notes
Incompatible with oxidizing agents and bases.

Chemical Identifiers

CAS

2257-69-4

Molecular Formula

C8H5ClN2O

Molecular Weight (g/mol)

180.59

MDL Number

MFCD00102192

InChI Key

QCKGMJDOJRNSMS-UHFFFAOYSA-N

Synonym

4-chlorophthalazin-1 2h-one, 4-chloro-1,2-dihydrophthalazin-1-one, 4-chlorophthalazin-1-ol, 1 2h-phthalazinone, 4-chloro, 4-chloro-1 2h-phthalazinone, 4-chlorophthalazone, 4-chloro-1-phthalazinol, 4-chlorophthalazin-1-one, 1-chlorophthalazin-4-one, 1-chlorophthalazine-4-one

PubChem CID

2775142

SMILES

ClC1=NNC(=O)C2=CC=CC=C12

Melting Point

270°C to 274°C

Quantity

5 g

IUPAC Name

4-chloro-2H-phthalazin-1-one

Formula Weight

180.59

Percent Purity

98%

Chemical Name or Material

1-Chlorophthalazin-4-one

Hazard Category

H315-H319-H335

Hazard Statement

GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

Precautionary Statement

P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c

TSCA

No

SDS

Hazard Category

H315-H319-H335

Hazard Statement

GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

Precautionary Statement

P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c

TSCA

No

SDS

RUO – Research Use Only