C4H2Cl2O3
168.96 g/mol
AgrochemicalDanger
Mucochloric acid
CAS87-56-9EC201-752-4
Category
Agrochemical
Compound Class
Organic Acid
Primary Use
herbicide and acaricide intermediate
Mucochloric acid is a chlorinated organic acid used primarily as an intermediate in the synthesis of herbicides and acaricides. It also serves as a photographic gelatin hardening agent and a precursor in the production of dyes.
herbicide intermediateacaricide intermediatephotographic gelatin hardening agent
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
2,6-xylidine
CAS87-62-7
intermediate in manufacturing pesticides
ReferenceSame Category
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Avicide for bird pest control
ReferenceSame Category
Pentachlorophenol
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Wood preservative biocide
ReferenceSame Category
2'-(Chloromethyl)-4-fluoro-2-methoxy-5-(1-methylethyl)-4'-(trifluoromethyl)-1,1'-biphenyl
CAS875551-28-3
agrochemical intermediate
Related Reading
Safety Reference
Danger
H301Toxic if swallowed
H314Causes severe skin burns and eye damage
H317May cause an allergic skin reaction
H318Causes serious eye damage
H341Suspected of causing genetic defects
H412Harmful to aquatic life with long lasting effects
H302Harmful if swallowed
H371May cause damage to organs
H402Harmful to aquatic life
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Mucochloric acid (CAS 87-56-9) is 2918.30.
HS code (international, 6-digit)
2918.30
EU CN code (8-digit)
2918 30 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
(Z)-2,3-dichloro-4-oxobut-2-enoic acid
InChIKey
LUMLZKVIXLWTCI-IHWYPQMZSA-N
SMILES
C(=O)/C(=C(\C(=O)O)/Cl)/Cl
Synonyms (25)
- Aldehydodichloromaleic acid
- Dichloromalealdehydic acid
- Kyselina mukochlorova
- Kyselina mukochlorova [Czech]
- Malealdehydic acid, dichloro-
- Mucochloric acid
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