• 3-Aminophthalhydrazide; 5-Amino-2,3-dihydro-1,4-phthalazinedione

Article No. 4454E Grade For Synthesis
Purity 97% CAS No. 521-31-3
Molecular Formula C8H7N3O2 Molecular Weight 177.16
H.S. Code 2933 99 80 Shelf Life 5 Years


Safety Information and Hazard Symbols

Exclamation Mark
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338


00005 5 g Request for price
00025 25 g Request for price
Revision Date : 05-Jun-2014


Appearance Off-White to Yellow with a Tan Cast Powder
Assay (HPLC) Min 97.0%
Solubility (50mg/ml, Dimethylsulfoxide) Clear to Hazy yellowish green liquid
IR spectrum Passes test
Water (KF) Max 5.0%