Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Inventory

EC number:
215-575-5
EC name:
Dipotassium tetraborate
CAS number:
1332-77-0
CAS number:
1332-77-0
Synonyms
Names:
Boron potassium oxide (B4K2O7)
Identifier:
CAS number
12045-78-2
Identifier:
IUPAC name
Dipotassium tetraborate, tetrahydrate
Identifier:
other: InChl
InChI=1S/B4O7.2K.4H2O/c5-1-7-3-9-2(6)10-4(8-1)11-3;;;;;;/h;;;4*1H2/q-2;2*+1;;;;
Identifier:
other: Molecular formula
K2B4O7*4H2O
Identifier:
other: SMILES notation
[K+].[K+].O.O.O.O.[O-]B1OB2OB([O-])OB(O1)O2
dipotassium tetraborate

Molecular and structural information

Molecular formula:
B4K2O7
Molecular weight:
233.436
SMILES notation:
[K+].[K+].[O-]B([O-])[O-].[O-]B([O-])[O-].[O-]B([O-])[O-].[O-]B([O-])[O-]
InChl:
InChI=1/4BO3.2K/c4*2-1(3)4;;/q4*-3;2*+1
Structural formula:
Chemical structure

Related substances

Identifier:
CAS number
Identity:
12045-78-2