SOLVENT ORANGE 2

Details

Stereochemistry	ACHIRAL
Molecular Formula	C17H14N2O
Molecular Weight	262.3059
Optical Activity	NONE
Defined Stereocenters	0 / 0
E/Z Centers	1
Charge	0

SHOW SMILES / InChI

Structure Search

SMILES

CC1=CC=CC=C1\N=N\C2=C3C=CC=CC3=CC=C2O

InChI

InChIKey=BQFCCCIRTOLPEF-VHEBQXMUSA-N

InChI=1S/C17H14N2O/c1-12-6-2-5-9-15(12)18-19-17-14-8-4-3-7-13(14)10-11-16(17)20/h2-11,20H,1H3/b19-18+

HIDE SMILES / InChI

Molecular Formula	C17H14N2O
Molecular Weight	262.3059
Charge	0
Count

Stereochemistry	ACHIRAL
Additional Stereochemistry	No
Defined Stereocenters	0 / 0
E/Z Centers	1
Optical Activity	NONE

Description
Sources: https://www.ncbi.nlm.nih.gov/pubmed/13320324 | http://www.inchem.org/documents/iarc/vol08/oilorangess.html

Oil orange SS (or FD&C orange No. 2), an azo compound that was studied as a food color. It was found that the Oil orange SS could lead to the tumors, carcinomas of the bladder.

Approval Year

PubMed

Title	Date	PubMed
[Standards of the National Institute of Hygienic Science for oil orange SS, naphthol yellow S, ponceau 3R].	1965-10	5896414

Patents

Substance Class	Chemical Created by `admin` on `Mon Mar 31 18:19:39 GMT 2025` Edited by `admin` on `Mon Mar 31 18:19:39 GMT 2025`
Record UNII	E939MCU4ID
Record Status	`Validated (UNII)`
Record Version

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Name

Type

Language

OIL ORANGE SS

Preferred Name

English

SOLVENT ORANGE 2

Common Name

English

DAIDAI403

Preferred Name

English

LACQUER ORANGE V

Common Name

English

2-NAPHTHOL, 1-(O-TOLYLAZO)-

Common Name

English

C.I. 12100

Common Name

English

2-NAPHTHALENOL, 1-(2-(2-METHYLPHENYL)DIAZENYL)-

Systematic Name

English

A.F. ORANGE NO. 2

Common Name

English

FAT ORANGE RR

Common Name

English

2-NAPHTHALENOL, 1-((2-METHYLPHENYL)AZO)-

Systematic Name

English

OIL ORANGE SS [IARC]

Common Name

English

ORANGE OT

Common Name

English

C.I. SOLVENT ORANGE 2

Common Name

English

OIL ORANGE SS [II]

Common Name

English

1-((2-METHYLPHENYL)AZO)-2-NAPHTHALENOL

Systematic Name

English

C.I. SOLVENT ORANGE 2 [HSDB]

Common Name

English

OIL ORANGE TX

Common Name

English

FD&C ORANGE NO. 2 (DELISTED)

Common Name

English

FAT ORANGE II

Common Name

English

D&C ORANGE NO. 2 (DELISTED)

Common Name

English

CI 12100

Common Name

English

NSC-58044

Code

English

ORANGE TX

Common Name

English

Classification Tree Code System Code

NCI_THESAURUS

C461