maleic hydrazide

Chinese: 抑芽丹French: hydrazide maléique (n.m.);  Russian: гидразида малеиновой кислоты

Status: ISO 765 (published)
IUPAC PIN: 1,2-dihydropyridazine-3,6-dione
and tautomer
IUPAC name: 1,2-dihydropyridazine-3,6-dione
and tautomer
CAS name: 1,2-dihydro-3,6-pyridazinedione
CAS Reg. No.: 123-33-1
Formula: C4H4N2O2
Activity: plant growth regulators (gametocide; growth inhibitor)
Notes: This substance is considered by the International Organization for Standardization not to require a common name.
The name “maleic hydrazide” is approved by the Weed Science Society of America.
The CAS Registry Number of the 6-hydroxy tautomer is 10071-13-3.
When this substance is used as a salt, its identity should be stated, for example maleic hydrazide-choline [61167-10-0], maleic hydrazide-potassium [28382-15-2], maleic hydrazide-sodium [28330-26-9].
Structure: Structural formula of maleic hydrazide
Pronunciation: ma--ǐk -dra-zīd  Guide to British pronunciation
InChI: InChI=1S/C4H4N2O2/c7-3-1-2-4(8)6-5-3/h1-2H,(H,5,7)(H,6,8)

A data sheet from the Compendium of Pesticide Common Names