C6H5Cl2OP
194.98 g/mol
Industrial ChemicalDanger
Phenylphosphonic dichloride
CAS824-72-6EC212-534-3
Category
Industrial Chemical
Compound Class
Other
Primary Use
reactive liquid for chemical synthesis
Phenylphosphonic dichloride is a colorless reactive liquid that severely irritates the skin, eyes, and mucous membranes. It is primarily used as a reactive intermediate in chemical synthesis.
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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Safety Reference
Danger
H290May be corrosive to metals
H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H318Causes serious eye damage
H335May cause respiratory irritation
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Phenylphosphonic dichloride (CAS 824-72-6) is 2931.59.
HS code (international, 6-digit)
2931.59
EU CN code (8-digit)
2931 59 90
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
dichlorophosphorylbenzene
InChIKey
IBDMRHDXAQZJAP-UHFFFAOYSA-N
SMILES
C1=CC=C(C=C1)P(=O)(Cl)Cl
Synonyms (20)
- Benzenephosphonic dichloride
- Benzenephosphonyl chloride
- Dichlorophenylphosphine oxide
- Phenyldichlorophosphine oxide
- Phenylphosphonic dichloride
- Phenylphosphonyl dichloride
- Phenylphosphoryl Dichloride
- Phosphonyldichloride, phenyl-
- dichlorophosphorylbenzene
- phenylphosphonoyl dichloride
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