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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Reference substances

Reference substances

Currently viewing:
IUPAC name:
phosphorus

Inventory

EC number:
231-768-7
EC name:
Phosphorus
CAS number:
7723-14-0
CAS number:
7723-14-0
Synonyms
Names:
Phosphorus
Phosphorus, white
Phosphorus, yellow
Tetraphosphorus
Identifier:
CAS number
12185-10-3
Identifier:
EC name
Phosphorus
Identifier:
EC number
231-768-7
Identifier:
IUPAC name
Phosphorus, mol. (P4)
Identifier:
IUPAC name
phosphine
Identifier:
IUPAC name
phosphorus
Identifier:
other: InChl
1/P4/c1-2-3(1)4(1)2
Identifier:
other: InChl
InChI=1/P
Identifier:
other: InChl
InChI=1/P4/c1-2-3(1)4(1)2
Identifier:
other: InChl
InChI=1S/P
Identifier:
other: InChl
InChI=P
Identifier:
other: SMILES notation
P12P3P2P13
Identifier:
other: Molecular formula
P4
Identifier:
other: Molecular formula
P4 (Phosphorus white modification)
Identifier:
other: SMILES notation
[P]
Phosphorus

Molecular and structural information

Molecular formula:
P
Molecular weight:
33.998
SMILES notation:
P
InChl:
InChI=1/H3P/h1H3
Structural formula:
Chemical structure

Related substances

Identifier:
CAS number
Identity:
12185-10-3