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Pigment Red 254

CAS: 84632-65-5 | C18H10Cl2N2O2

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 84632-65-5

Molecular Formula: C18H10Cl2N2O2

Molecular Weight: 357.1960000000001 g/mol

Names and Synonyms:

Pigment Red 254 Common Name

3,6-Bis(4-chlorophenyl)pyrrolo[3,4-c]pyrrole-1,4(2H,5H)-dione Synonym

Irgazin Red K 3842 Synonym

1,4-Bis(4-chlorophenyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-3,6-dione Synonym

Irgazin Red D 3656HD Synonym

Irgazin RED L 3837HD Synonym

Vynamon Red 325401 Synonym

Fuji Fast Red 8800 Synonym

Irgazin Red L 3670HD Synonym

Hostaperm Red D 3G70EDW Synonym

BK-CF Synonym

Xianlite Red EI 3333 Synonym

Luconyl NG Red 3860 Synonym

Irgazin Red 3630 Synonym

Irgaphor Red S 3610CF Synonym

Irgazin Red L 3660HD Synonym

Chromofine Red 6156EC Synonym

DPP-BO Synonym

DDP Red SR 1C Synonym

DPP Red SR 2P Synonym

DPP Red ST Synonym

Hostaperm Red D 2B-COFO1 Synonym

Cinilex DPP Red ST Synonym

Cinilex DPP Red SR 2P Synonym

Hostaperm Red D 2B-COF-LV3781 Synonym

Chromofine Red 6156 Synonym

Hostaperm Red D 3G70EDS Synonym

Hostaperm Red D 3G70 Synonym

Cinilex DPP Red SR 1C Synonym

Eupolen PE Red 34-3001 Synonym

PV Fast Red D 3G Synonym

C.I. PR 254 Synonym

Cromophtal DPP Red Synonym

Fuji Red 8800 Synonym

Irgazin DPP Red BP Synonym

Lionogen Red LX 8318 Synonym

Versal Red DP 3G Synonym

Cromophtal Red BP Synonym

Irgaphor Red BK-CF Synonym

Irgaphor BK-CF Synonym

Irgaphor Red 2030 Synonym

Cromophtal DPP Red RP Synonym

Irgaphor BT-CF Synonym

Xfast Red 3860 Synonym

Fastogen Super Red 254-226-0200 Synonym

Irgazin Red BOX Synonym

DPP Red BTR Synonym

Irgazin DPP Red BTR Synonym

Red BT-CF Synonym

Irgaphor Red BT-CF Synonym

Irgazin Red BO Synonym

Cromophtal Red B-CF Synonym

CFP-FF 449R Synonym

Cromophtal Red 2028 Synonym

1,4-Diketo-3,6-di(4-chlorophenyl)pyrrolo[3,4-c]pyrrole Synonym

Microlith DPP Red B-K Synonym

PR 254 Synonym

Irgazin DPP Red BOX Synonym

DPP Red BOC Synonym

Cromophtal DPP Red BOC Synonym

Irgaphor Red B-CF Synonym

RT 107 Synonym

Cromophtal Red 2030 Synonym

Irgazin Red 2030 Synonym

Microlen DPP RED BP Synonym

DPP Red BO Synonym

Cromophtal DPP Red BP-P Synonym

Irgazin DPP Red 2030 Synonym

Irgazin Red DPP-BO Synonym

Cromophtal Red DPP Synonym

3,6-Bis(4-chlorophenyl)-1,4-diketopyrrolo[3,4-c]pyrrole Synonym

1,4-Diketo-3,6-bis(4-chlorophenyl)pyrrolo[3,4-c]pyrrole Synonym

Cromophtal DPP Red BO Synonym

Cromophtal DPP Red BP Synonym

C.I. 56110 Synonym

Pigment Red 254 Synonym

C.I. Pigment Red 254 Synonym

Irgazin DPP Red BO Synonym

3,6-Bis(4-chlorophenyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione Synonym

Pyrrolo[3,4-c]pyrrole-1,4-dione, 3,6-bis(4-chlorophenyl)-2,5-dihydro- Synonym

Identifiers:

SMILES:

OC1=NC(c2ccc(Cl)cc2)=C2C(O)=NC(c3ccc(Cl)cc3)=C12

InChI:

InChI=1S/C18H10Cl2N2O2/c19-11-5-1-9(2-6-11)15-13-14(18(24)21-15)16(22-17(13)23)10-3-7-12(20)8-4-10/h1-8H,(H,21,24)(H,22,23)

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

PubChem CAS NIST

All Properties

Comprehensive physical and chemical properties

Physical Properties

Property	Value	Source
molecular_mass	357.20 g/mol	Legacy Database
cas-canonical-smile	O=C1NC(C=2C=CC(Cl)=CC2)=C3C(=O)NC(C4=CC=C(Cl)C=C4)=C13 None	Legacy Database
cas-inchi	InChI=1S/C18H10Cl2N2O2/c19-11-5-1-9(2-6-11)15-13-14(18(24)21-15)16(22-17(13)23)10-3-7-12(20)8-4-10/h1-8H,(H,21,24)(H,22,23) None	Legacy Database
cas-inchi-key	InChIKey=JNNHVXMCVRYTTN-UHFFFAOYSA-N None	Legacy Database
cas-name	Pigment Red 254 None	Legacy Database
LogP	5.056000000000002	RDKit

Molecular

Property	Value	Source
Molecular Weight	357.1960000000001 g/mol	RDKit

Exact

Property	Value	Source
Exact Molecular Weight	356.01193292 g/mol	RDKit

Heavy

Property	Value	Source
Heavy Atom Count	24 count	RDKit

Hydrogen

Property	Value	Source
Hydrogen Bond Acceptors	2 count	RDKit
Hydrogen Bond Donors	2 count	RDKit

Rotatable

Property	Value	Source
Rotatable Bonds	2 count	RDKit

Aromatic

Property	Value	Source
Aromatic Ring Count	2 count	RDKit

Topological

Property	Value	Source
Topological Polar Surface Area	65.18 Å²	RDKit

Molar

Property	Value	Source
Molar Refractivity	96.87160000000002	RDKit