C16H35O4P
322.42 g/mol
Industrial ChemicalDanger
Bis(2-ethylhexyl) hydrogen phosphate
CAS298-07-7EC206-056-4
Category
Industrial Chemical
Compound Class
Organic Acid
Primary Use
metal extractant and lubricant additive
Bis(2-ethylhexyl) hydrogen phosphate is an odorless light yellow liquid that floats on water. It is primarily used as a metal extractant in hydrometallurgical processes and as a lubricant additive.
metal extractant for cobalt and nickel separationlubricant additivecorrosion inhibitor
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
SimilarStructure SimilarSimilarity 0.72
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Safety Reference
Danger
H302Harmful if swallowed
H312Harmful in contact with skin
H314Causes severe skin burns and eye damage
H315Causes skin irritation
H318Causes serious eye damage
H332Harmful if inhaled
H402Harmful to aquatic life
H412Harmful to aquatic life with long lasting effects
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Bis(2-ethylhexyl) hydrogen phosphate (CAS 298-07-7) is 2919.90.
HS code (international, 6-digit)
2919.90
EU CN code (8-digit)
2919 90 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
bis(2-ethylhexyl) hydrogen phosphate
InChIKey
SEGLCEQVOFDUPX-UHFFFAOYSA-N
SMILES
CCCCC(CC)COP(=O)(O)OCC(CC)CCCC
Synonyms (34)
- DEPHA
- JP 508
- BIS(2-ETHYLHEXYL) PHOSPHATE
- Bis(isooctyl)phosphate
- D 2EHPA
- DP 8R
- Di(2-ethylhexyl) phosphate
- Dioctylphosphate
- HOSTAREX PA 216
- Hdehp
- LB 58
- P 204
- P 204 (ACID)
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