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Reference substances

Reference substances

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General information

Inventory

EC number:
221-424-4
EC name:
2,9-dichloro-5,12-dihydroquino[2,3-b]acridine-7,14-dione
CAS number:
3089-17-6

No inventory information available

Reference substance information

IUPAC name:
2,9-dichloro-5,7,12,14-tetrahydro-5,12-diazapentacene-7,14-dione
Synonyms
Names:
C.I. Pigment Red 202
Quino[2,3-b]acridine-7,14-dione, 2,9-dichloro-5,12-dihydro-
Quino_2,3-b_acridine-7,14-dione,_2,9-dichloro-5,12-dihydro-
Identifier:
CAS number
3089-17-6
Identifier:
CAS number
3089-17-6
Identifier:
IUPAC name
2,9-dichloro-5,7,12,14-tetrahydro-5,12-diazapentacene-7,14-dione
Identifier:
other: Molecular formula
C20H10Cl2N2O2
Identifier:
other: SMILES notation
Cc1ccc2nc3cc4c(O)c5cc(C)ccc5nc4cc3c(O)c2c1
Identifier:
other: SMILES notation
Clc1ccc2Nc3cc4C(=O)c5cc(Cl)ccc5Nc4cc3C(=O)c2c1
Identifier:
other: InChl
InChI=1/C20H10Cl2N2O2/c21-9-1-3-15-11(5-9)19(25)13-8-18-14(7-17(13)23-15)20(26)12-6-10(22)2-4-16(12)24-18/h1-8H,(H,23,25)(H,24,26)
Identifier:
other: InChl
InChI=1S/C22H16N2O2/c1-11-3-5-17-13(7-11)21(25)15-9-20-16(10-19(15)23-17)22(26)14-8-12(2)4-6-18(14)24-20/h3-10H,1-2H3,(H,23,25)(H,24,26)
2,9-dichloro-5,12-dihydroquino[2,3-b]acridine-7,14-dione

CAS information

CAS number:
3089-17-6

Molecular and structural information

Molecular formula:
C20H10Cl2N2O2
Molecular weight:
381.212
SMILES notation:
Clc1ccc2Nc3cc4C(=O)c5cc(Cl)ccc5Nc4cc3C(=O)c2c1
InChl:
InChI=1/C20H10Cl2N2O2/c21-9-1-3-15-11(5-9)19(25)13-8-18-14(7-17(13)23-15)20(26)12-6-10(22)2-4-16(12)24-18/h1-8H,(H,23,25)(H,24,26)
Structural formula:
Chemical structure