C.I. Solvent Orange 2

HCID 17550CAS 2646-17-5

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Basic information

Standard SMILES: Cc1ccccc1N=Nc1c(O)ccc2ccccc12
InChIKey: BQFCCCIRTOLPEF-UHFFFAOYSA-N
Molecular formula: C17H14N2O
Average molar mass: 262.312 g/mol
Monoisotopic mass: 262.11061307

Names & identifiers

Preferred name: C.I. Solvent Orange 2
IUPAC: 1-[(2-Methylphenyl)diazenyl]naphthalen-2-ol
English name: Solvent Orange 2
Molecular formula: C17H14N2O
Molecular weight: 262.31

Names & synonyms

ORANGE OToranzssCI 12100orangessNSC58044DAIDAI403HSDB 2949NSC 58044NSC-58044Orange RC

Database identifiers

CAS: 2646-17-5、93449-46-8
PubChem CID: 17550
DTXSID: DTXSID6025808
ChEMBL: CHEMBL1976978
ChEBI: CHEBI:82364
UNII: E939MCU4ID
EC Number: 220-162-8
Nikkaji: J2.163F

Properties

Physicochemical properties

Melting point: 124 · 124-126°C
Boiling point: 405.56 °C · 405.56°C (rough estimate)
Density: 1.0823 · 1.0823 (rough estimate)
refractive index: 1.55 · 1.5500 (estimate)
storage temp.: -20 °C · Amber Vial, -20°C Freezer, Under inert atmosphere
solubility: Chloroform (Slightly), Methanol (Slightly, Heated)
Colour Index: 12100 · 12100
pka: 13.52 · 13.52±0.50(Predicted)
color: Red to Dark Red
Water Solubility: 26.23 ug/L · 26.23ug/L(room temperature)
BRN: 8330630 · 8330630
Stability: Stable. Combustible. Incompatible with strong oxidizing agents.
Major Application: cleaning productscosmeticsfood and beveragespersonal care
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
InChIKey: BQFCCCIRTOLPEF-UHFFFAOYSA-N
SMILES: Cc1ccccc1N=Nc2c(O)ccc3ccccc23
CAS DataBase Reference: 2646 · 2646-17-5(CAS DataBase Reference)
EWG's Food Scores: 4 · 4
FDA UNII: 939 MCU4ID · E939MCU4ID
Proposition 65 List: Oil Orange SS
IARC: 2 B · 2B (Vol. 8, Sup 7) 1987
EPA Substance Registry System: 2 · C.I. Solvent Orange 2 (2646-17-5)
UNSPSC Code: 85151701 · 85151701
NACRES: 24 · NA.24
Symbol(GHS): 8 · GHS08
Signal word: Warning
Hazard statements: 351 · H351
Precautionary statements: 281 · P281
PPE: 95 · dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes: Xn
Risk Statements: 40 · 40
Safety Statements: 36 · 36-22
WGK Germany: 3 · 3
RTECS: 5425000 · QL5425000
TSCA: TSCA listed
HS Code: 2927 · 2927.00.5000
Storage Class: 11 · 11 - Combustible Solids
Hazard Classifications: 2 · Carc. 2
Hazardous Substances Data: 2646 · 2646-17-5(Hazardous Substances Data)

Safety & regulation

Safety data

PPE: dust mask type N95 (US), Eyeshields, Gloves
wgk: 3
tsca: TSCA listed
rtecs: QL5425000
hs_code: 2927.00.5000
risk_code: 40
Signal word: Warning
Symbol(GHS): GHS08
hazard_code: Xn
safety_code: 36-22
Storage Class: 11 - Combustible Solids
Hazard statements: H351
Hazard Classifications: Carc. 2
Precautionary statements: P281
Hazardous Substances Data: 2646-17-5(Hazardous Substances Data)

Chemistry & industry

Applications

Uses1-o-Tolueneazo-2-naphthol is a potent cytochrome P-488 inducer. Dyes and metabolites.

General DescriptionRed needles or orange powder. Sublimes above 374°F.

Preparation methods

PreparationO-Methylaniline diazotization, and Naphthalen-2-ol coupling.

Upstream & downstream products

Upstream raw materials

o-Toluidine 2-Naphthol

Suppliers50 total

梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]

Hebei Chuanghai Biotechnology Co., Ltd+86-17732866630 · [email protected]

上海麦克林生化科技股份有限公司021-50706066 15221275939 · [email protected]

广州佳途科技股份有限公司81960175 18933936954 · [email protected]

爱斯特（成都）生物制药股份有限公司+86-28-85122536 85324413 · [email protected]

Additional notes

DefinitionChEBI: Oil Orange SS is a member of azobenzenes.

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