H3P
33.998 g/mol
Industrial ChemicalDanger
Phosphane
CAS7803-51-2EC232-260-8
Category
Industrial Chemical
Compound Class
Other
Primary Use
Pesticide fumigant and semiconductor manufacturing
Phosphine is a colorless, flammable, and explosive gas with an odor of garlic or decaying fish, occurring naturally from the breakdown of organic matter. It is slightly soluble in water and is used as a pesticide fumigant and in semiconductor manufacturing.
Semiconductor manufacturingPesticide fumigant for stored grainProduction of flame retardants
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
Ammonium metavanadate
CAS7803-55-6
vanadium purification intermediate and catalyst precursor
ReferenceSame Category
Hydrazine hydrate
CAS7803-57-8
reducing agent and solvent
ReferenceSame Category
Ammonium bisulfate
CAS7803-63-6
Hair-wave preparations and organic catalysts
ReferenceSame Category
3-Chloro-4-fluorobenzotrifluoride
CAS78068-85-6
industrial chemical intermediate
Safety Reference
Danger
H220Extremely flammable gas
H314Causes severe skin burns and eye damage
H330Fatal if inhaled
H400Very toxic to aquatic life
H280Contains gas under pressure; may explode if heated
H370Causes damage to organs
H318Causes serious eye damage
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Phosphane (CAS 7803-51-2) is 2853.90.
HS code (international, 6-digit)
2853.90
EU CN code (8-digit)
2853 90 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
phosphane
InChIKey
XYFCBTPGUUZFHI-UHFFFAOYSA-N
SMILES
P
Synonyms (44)
- TK-GAS
- Acetylene intermix (1 per cent) in nitrogen Impurity C [EP Impurity]
- Black Phosphorus, Crystal
- Fosforowodor
- Fosforowodor [Polish]
- Gas-Ex-B
- Hydrogen phosphide
- PHOSPHINE (PH3)
- Phosphene
- Phosphine, electronic grade
- Phosphor
- Phosphorated hydrogen
- Phosphoretted hydrogen
- Phosphorus hydride
- Phosphorus hydride (PH3)
- Phosphorus trihydride
- Phosphorus, red
- Phosphorus, red, CP
- Phosphorus, red, puriss.
- Phosphorwasserstoff
- Phosphorwasserstoff [German]
- Trihydrogen phosphide
- [PH3]
- fosfano
- fosfina
- fosforo
- hydrogen phosphine
- hydrogen phosphorus, PH3
- lambda~5~-Phosphane
- phosphane
- phosphore
- trihydridophosphorus
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