NLM Logo

Maleic Hydrazide MeSH Descriptor Data 2025


MeSH Heading
Maleic Hydrazide
Tree Number(s)
D03.383.710.400
Unique ID
D008300
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D008300
Scope Note
1,2-Dihydro-3,6-pyridazinedione. A herbicide and plant growth regulator; also used to control suckering of tobacco. Its residue in food and tobacco is highly toxic, causing CNS disturbances and liver damage.
Entry Term(s)
Maleic Acid Hydrazide
Pharm Action
Herbicides
Plant Growth Regulators
Registry Numbers
TQ7L3FCV66
Related Numbers
123-33-1
CAS Type 1 Name
3,6-Pyridazinedione, 1,2-dihydro-
Previous Indexing
Hydrazines (1966-1976)
Maleates (1966-1976)
Pyridazines (1966-1976)
Public MeSH Note
91; was see under PYRIDAZINES 1977-90
History Note
91(77); was see under PYRIDAZINES 1977-90
Date Established
1991/01/01
Date of Entry
1976/05/19
Revision Date
2016/05/31
Maleic Hydrazide Preferred
page delivered in 0.158s