C12H8O2P
215.16 g/mol
Industrial ChemicalWarning
6H-Dibenzo[c,E][1,2]oxaphosphinine 6-oxide
CAS35948-25-5EC252-813-7
Category
Industrial Chemical
Compound Class
Heterocycle
Primary Use
flame retardant
This compound is a phosphonium heterocycle that functions as a flame retardant, particularly for polyamide applications. It is characterized by a rigid, aromatic fused-ring structure with a phosphorus-oxygen bond.
flame retardant for polyamides
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
Warning
H317May cause an allergic skin reaction
Customs Tariff Classification
The international HS code for 6H-Dibenzo[c,E][1,2]oxaphosphinine 6-oxide (CAS 35948-25-5) is 2934.99.
HS code (international, 6-digit)
2934.99
EU CN code (8-digit)
2934 99 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
benzo[c][2,1]benzoxaphosphinin-6-ium 6-oxide
InChIKey
DWSWCPPGLRSPIT-UHFFFAOYSA-N
SMILES
C1=CC=C2C(=C1)C3=CC=CC=C3[P+](=O)O2
Synonyms (15)
- DOPO
- 6-oxo-dibenzoxaphosphorin
Sourcing 6H-Dibenzo[c,E][1,2]oxaphosphinine 6-oxide?
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