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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
4,4'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[5-methyl-2-(4-methylphenyl)-2,4-dihydro-3H-pyrazol-3-one]

Inventory

EC number:
239-898-6
EC name:
4,4'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-(p-tolyl)-3H-pyrazol-3-one]
CAS number:
15793-73-4
CAS number:
15793-73-4
Synonyms
Names:
3H-Pyrazol-3-one, 4,4'-[(3,3'-dichloro[1,1'- biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5- methyl -2-(4-methylphenyl)-
3H-Pyrazol-3-one, 4,4'-[(3,3'-dichloro[1,1'- biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl -2-(4-methylphenyl)-
3H-Pyrazol-3-one, 4,4'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5- methyl-2-(4-methylphenyl)-
3H-Pyrazol-3-one, 4,4'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-(4-methylphenyl)-
Identifier:
IUPAC name
4,4'-[(3,3'-dichlorobiphenyl-4,4'-diyl) didiazene-2,1-diyl]bis[5-methyl-2-(4-methylphenyl) -2,4-dihydro-3H-pyrazol-3-one]
Identifier:
IUPAC name
4,4’-[(3,3’-dichloro[1,1’-biphenyl]-4,4’-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-(p-tolyl)-3H-pyrazol-3-one]
Identifier:
IUPAC name
4-[(E)-2-(2-chloro-4-{3-chloro-4-[(E)-2-[3-methyl-1-(4-methylphenyl)-5-oxo-4,5-dihydro-1H-pyrazol-4-yl]diazen-1-yl]phenyl}phenyl)diazen-1-yl]-3-methyl-1-(4-methylphenyl)-4,5-dihydro-1H-pyrazol-5-one
Identifier:
IUPAC name
4-[(E)-2-(2-chloro-4-{3-chloro-4-[(E)-2-[3-methyl-1-(4-methylphenyl)-5-oxo-4,5-dihydro-1H-pyrazol-4-yl]diazen-1-yl]phenyl}phenyl)diazen-1-yl]-3-methyl-1-(4-methylphenyl)-4,5-dihydro-1H-pyrazol-5-one
Identifier:
IUPAC name
Pigment Orange 34
Identifier:
other: Molecular formula
C34H28Cl2N8O2
Identifier:
other: SMILES notation
CC1=CC=C(C=C1)N2C(=O)C(C(=N2)C)N=NC3=C(C=C(C=C3)C4=CC(=C(C=C4)N=NC5C(=NN(C5=O)C6=CC=C(C=C6)C)C)Cl)Cl
Identifier:
other: SMILES notation
Cc1ccc(cc1)N6/N=C(/C)C(N=Nc2ccc(cc2Cl)c5ccc(N=NC4C(\C)=N/N(c3ccc(C)cc3)C4=O)c(Cl)c5
Identifier:
other: SMILES notation
Cc1ccc(cc1)N6/N=C(/C)C(N=Nc2ccc(cc2Cl)c5ccc(N=NC4C(\\C)=N/N(c3ccc(C)cc3)C4=O)c(Cl)c5)C6=O
Identifier:
other: SMILES notation
Cc1ccc(cc1)N6N=C(C)C(/N=N/c2ccc(cc2Cl)c5ccc(/N=N/C3C(=O)N(N=C3C)c4ccc(C)cc4)c(Cl)c5)C6=O
Identifier:
other: InChl
InChI=1/C34H28Cl2N8O2/c1-19-5-11-25(12-6-19)43-33(45)31(21(3)41-43)39-37-29-15-9-23(17-27(29)35)24-10-16-30(28(36)18-24)38-40-32-22(4)42-44(34(32)46)26-13-7-20(2)8-14-26/h5-18,31-32H,1-4H3
Identifier:
other: InChl
InChI=1/C34H28Cl2N8O2/c1-19-5-11-25(12-6-19)43-33(45)31(21(3)41-43)39-37-29-15-9-23(17-27(29)35)24-10-16-30(28(36)18-24)38-40-32-22(4)42-44(34(32)46)26-13-7-20(2)8-14-26/h5-18,31-32H,1-4H3/b39-37+,40-38+

Molecular and structural information

Molecular formula:
C34H28Cl2N8O2
Molecular weight:
651.544
SMILES notation:
Cc1ccc(cc1)N6/N=C(/C)C(N=Nc2ccc(cc2Cl)c5ccc(N=NC4C(\C)=N/N(c3ccc(C)cc3)C4=O)c(Cl)c5)C6=O
InChl:
InChI=1/C34H28Cl2N8O2/c1-19-5-11-25(12-6-19)43-33(45)31(21(3)41-43)39-37-29-15-9-23(17-27(29)35)24-10-16-30(28(36)18-24)38-40-32-22(4)42-44(34(32)46)26-13-7-20(2)8-14-26/h5-18,31-32H,1-4H3
Structural formula:
Chemical structure

Related substances