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Japan Red 226

CAS: 2379-74-0 | C18H10Cl2O2S2

2D Structure

3D Structure

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Basic Information

CAS Registry Number: 2379-74-0
Molecular Formula: C18H10Cl2O2S2
Molecular Mass: 393.32 g/mol

Names and Synonyms:

Japan Red 226
Thioindigo Brilliant Pink ZhP
Benzo[b]thiophen-3(2H)-one, 6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methyl-
[Δ2,2′(3H,3′H)-Bibenzo[b]thiophene]-3,3′-dione, 6,6′-dichloro-4,4′-dimethyl-
Thioindigo, 6,6′-dichloro-4,4′-dimethyl-
6-Chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophen-3(2H)-one
11484 Red
C.I. 73360
Ahcovat Pink FFD
Ahcovat Printing Pink FF
Amanthrene Pink FF
Amanthrene Pink FFD
Amanthrene Pink FFWP
Calcoloid Pink FFC
Calcoloid Pink FFD
Calcoloid Pink FFRP
Calcoloid Printing Pink FFE
Calcophyl Red FF
Calophyl Pink ZFF
Chemithrene Brilliant Pink R
Ciba Brilliant Pink R
Ciba Brilliant Pink FR
Ciba Pink FF
Daltolite Pink FF
5,5′-Dichloro-3,3′-dimethyl-thioindigo
Durindone Pink FF
Durindone Pink FF-FA
Durindone Printing Pink FF
Fast Pink Y
Fenanthren Brilliant Pink R
Fenanthren Pink R Spura
Fenidon Pink R
Helanthrene Brilliant Pink R
Helanthrene Pink R
Helindone Pink CN
Helindon Pink R
Hostavat Brilliant Pink R
Indanthren Brilliant Pink R
Indanthren Brilliant Pink RB
Indanthren Brilliant Pink RP
Indanthren Brilliant Pink RS
Indanthrene Brilliant Pink R
Lithosol Fast Pink SVP
Mikethrene Brilliant Pink R
Nihonthrene Brilliant Pink R
Nyanthrene Brilliant Pink R
Oralith Brilliant Pink R
Palanthrene Brilliant Pink R
Paradone Brilliant Pink R
Permanent Pink
D&C Red No. 30
Romantrene Brilliant Pink FR
Sandothrene Brilliant Pink R
Sanyo Threne Brillant Pink IR
Solanthrene Brilliant Pink R
Solanthrene Brilliant Pink RF
Sulfanthrene Pink FFD
Tina Brilliant Pink R
Tyrian Brilliant Pink I-R
Vat Pink FF
Vat Printing Pink FF
C.I. Vat Red 1
D and C Red No. 30
6,6′-Dichloro-4,4′-dimethylthioindigo
Indanthren Brilliant Rose R
Vat Red 1
Red No. 226
Solanthrene Brilliant Pink F-R
Indanthrene Pink R
Pink FFT
Thioindigo Brilliant Pink Zh
C.I. Pigment Red 181
Helindon Pink CN
Japan Red 226
Oracet Pink RF
Vat Pink R
D&C Red 30
Pigment Red 181
Red 30
Lavanya Roseum
Cosmetic Pink RC 01

Identifiers:

SMILES:
Cc1cc(Cl)cc2c1C(=O)C(=C1Sc3cc(Cl)cc(C)c3C1=O)S2
InChI:
InChI=1S/C18H10Cl2O2S2/c1-7-3-9(19)5-11-13(7)15(21)17(23-11)18-16(22)14-8(2)4-10(20)6-12(14)24-18/h3-6H,1-2H3

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Property Value Source
Molecular Mass 393.32 g/mol CAS Common Chemistry
393.31600000000014 g/mol RDKit
391.94992692 g/mol RDKit
Canonical SMILES O=C1C(SC2=CC(Cl)=CC(=C12)C)=C3SC4=CC(Cl)=CC(=C4C3=O)C CAS Common Chemistry
InChI InChI=1S/C18H10Cl2O2S2/c1-7-3-9(19)5-11-13(7)15(21)17(23-11)18-16(22)14-8(2)4-10(20)6-12(14)24-18/h3-6H,1-2H3 CAS Common Chemistry
InChI Key InChIKey=NDDLLTAIKYHPOD-UHFFFAOYSA-N CAS Common Chemistry
Name Japan Red 226 CAS Common Chemistry
Heavy Atom Count 24 RDKit
Hydrogen Bond Acceptors 4 RDKit
Hydrogen Bond Donors 0 RDKit
Rotatable Bonds 0 RDKit
Aromatic Ring Count 2 RDKit
Topological Polar Surface Area 34.14 Ų RDKit
LogP 6.098840000000004 RDKit
Molar Refractivity 99.77900000000002 RDKit

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