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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
disodium 2,2'-(biphenyl-4,4'-diyldiethene-2,1-diyl)dibenzenesulfonate

Inventory

EC number:
248-421-0
EC name:
Disodium 2,2'-([1,1'-biphenyl]-4,4'-diyldivinylene)bis(benzenesulphonate)
CAS number:
27344-41-8
CAS number:
27344-41-8
Synonyms
Names:
2,2'-([1,1'-Biphenyl]-4,4'-diyldi-2,1-ethenediyl)bis-benzenesulfonic acid, disodium salt
Benzenesulfonic acid, 2,2'-(4,4'-biphenylylenedivinylene)di-, disodium salt
Benzenesulfonic acid, 2,2'-([1,1'-biphenyl]-4,4'- diyldi-2,1-ethenediyl)bis-, disodium salt
Benzenesulfonic acid, 2,2'-([1,1'-biphenyl]-4,4'-diyldi-2,1-ethenediyl)bis-, disodium salt
Benzenesulfonic acid, 2,2'-([1,1'-biphenyl]-4,4'-diyldi-2,1-ethenediyl)bis-, disodium salt
Benzenesulfonic acid, 2,2'-([1,1'-biphenyl]-4,4'-diyldi-2,1-ethenediyl)bis-, sodium salt (1:2)
Biphenyl destyryl derivative
Disodium 4,4'-bis(2-sulfostyryl)biphenyl
Disodium_4,4'-bis(2-sulfostyryl)biphenyl;_Benzenesulfonic_acid,_2,2'-(4,4'-biphenylylenedivinylene)di-,_disodium_salt;_Benzenesulfonic_acid,_2,2'-(?1,1'-biphenyl?-4,4'-diyldi-2,1-ethenediyl)b
Tinopal CBS
Tinopal CBS
Identifier:
IUPAC name
Disodium 2,2'-([1,1'-biphenyl]-4,4'-diyldivinylene)bis(benzenesulphonate
Identifier:
IUPAC name
disodium 2-[(E)-2-(4-{4-[(E)-2-(2-sulfonatophenyl)ethenyl]phenyl}phenyl)ethenyl]benzene-1-sulfonate
Identifier:
IUPAC name
disodium 2-[(Z)-2-[4-[4-[(Z)-2-(2-sulfonatophenyl)ethenyl]phenyl]phenyl]ethenyl]benzenesulfonate
Identifier:
IUPAC name
sodium 2,2'-(1E,1'E)-2,2'-(biphenyl-4,4'-diyl)bis(ethene-2,1-diyl)dibenzenesulfonate
Identifier:
other: InChl
1S/C28H22O6S2/c29-35(30,31)27-7-3-1-5-25(27)19-13-21-9-15-23(16-10-21)24-17-11-22(12-18-24)14-20-26-6-2-4-8-28(26)36(32,33)34/h1-20H,(H,29,30,31)(H,32,33,34)
Identifier:
other: SMILES notation
C1=CC=C(C(=C1)C=CC2=CC=C(C=C2)C3=CC=C(C=C3)C=CC4=CC=CC=C4S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]
Identifier:
other: Molecular formula
C28H20Na2O6S2
Identifier:
other: Molecular formula
C28H20O6S2.2Na
Identifier:
other: InChl
InChI=1S/C28H22O6S2.2Na/c29-35(30,31)27-7-3-1-5-25(27)19-13-21-9-15-23(16-10-21)24-17-11-22(12-18-24)14-20-26-6-2-4-8-28(26)36(32,33)34;;/h1-20H,(H,29,30,31)(H,32,33,34);;/q;2*+1/p-2/b19-13-,20-14-;;
Identifier:
other: SMILES notation
S(c1c(\C=C/c2ccc(c3ccc(\C=C/c4c(cccc4)S(O)(=O)=O)cc3)cc2)cccc1)(=O)(=O)O
Identifier:
other: SMILES notation
[Na+].[Na+].[O-]S(=O)(=O)C1=CC=CC=C1\C=C\C1=CC=C(C=C1)C1=CC=C(\C=C\C2=CC=CC=C2S([O-])(=O)=O)C=C1
Identifier:
other: SMILES notation
[O-]S(=O)(=O)c1ccccc1C=Cc1ccc(cc1)c1ccc(C=Cc2ccccc2S(=O)(=O)[O-])cc1.[Na+].[Na+]

Molecular and structural information

Molecular formula:
C28H22O6S2.2Na
Molecular weight:
562.564
SMILES notation:
[Na+].[Na+].[O-]S(=O)(=O)c1ccccc1\C=C\c2ccc(cc2)c3ccc(\C=C\c4ccccc4S(=O)(=O)[O-])cc3
InChl:
InChI=1/C28H22O6S2.2Na/c29-35(30,31)27-7-3-1-5-25(27)19-13-21-9-15-23(16-10-21)24-17-11-22(12-18-24)14-20-26-6-2-4-8-28(26)36(32,33)34;;/h1-20H,(H,29,30,31)(H,32,33,34);;/q;2*+1/p-2
Structural formula:
Chemical structure

Related substances