Basic information
- CAS
2653-64-7- Standard SMILES
Oc1ccc2ccccc2c1N=Nc1cccc2ccccc12- InChIKey
CYZWPZHRSZNWLS-UHFFFAOYSA-N- Molecular formula
- C20H14N2O
- Average molar mass
- 298.3 g/mol
- Monoisotopic mass
- 298.11061307
Overview
See also: C.I. Pigment Red 40 (annotation moved to).
Names & identifiers
- Preferred name
- Solvent Red 4
- IUPAC
- 1-(naphthalen-1-yldiazenyl)naphthalen-2-ol
- English name
- 1-(1-naphthylazo)-2-naphthol
- Molecular formula
- C20H14N2O
- Molecular weight
- 298.34
Names & synonyms
1-(1-Naphthylazo)-2-naphtholSolvent Red 42-Naphthalenol, 1-(1-naphthalenylazo)-EVE9WNU99RFAT SCARLET 2RNSC-45575NSC-47713CI SOLVENT RED 42-Naphthalenol, 1-(2-(1-naphthalenyl)diazenyl)-2-HYDROXY-1,1'-AZONAPHTHALENECI 121702-NAPHTHOL, 1-(1-NAPHTHYLAZO)-
Show more names
Red 2RC.I.12170NSC 45575NSC 47713PigmentRed40Bordeaux P51NC. I. Pigment Red 40Solvent red 4 (C.I. 12170)Pigment Red 40（C.I. 12170）
1-(2-HYDROXYNAPHTHYL)-1'-AZONAPHTHALENE2-Naphthalenol, 1-[2-(1-naphthalenyl)diazenyl]-RefChem:888150220-176-42653-64-7C.I. Solvent Red 4C.I. 12170Fat Bordeaux
Database identifiers
- CAS
2653-64-7- PubChem CID
- 75859
- DTXSID
DTXSID3062576- ChEMBL
CHEMBL1994043、CHEMBL2000781- UNII
- EVE9WNU99R
- EC Number
- 220-176-4
- Nikkaji
- J1.114.041F、J34.071E
Properties
Computed structural properties
- XLogP
- 5.8
- Topological polar surface area
- 45 Ų
- Hydrogen bond donors
- 1
- Hydrogen bond acceptors
- 3
- Rotatable bonds
- 2
- Heavy atoms
- 23
- Formal charge
- 0
- Complexity
- 424
Experimental & physicochemical properties
Endocrine DisruptorsPotential endocrine disrupting compound
Physicochemical properties
- Melting point
- 230 °C · 230 °C
- Boiling point
- 530.2 · 530.2±33.0 °C(Predicted)
- Density
- 1.2 · 1.20±0.1 g/cm3(Predicted)
- pka
- 12.03 · 12.03±0.50(Predicted)
- form
- powder to crystal
- color
- Orange to Brown to Dark purple
- CAS DataBase Reference
- 2653 · 2653-64-7
- FDA UNII
- 9 WNU99R · EVE9WNU99R
- EPA Substance Registry System
- 2 · 2-Naphthalenol, 1-(1-naphthalenylazo)- (2653-64-7)
- TSCA
- TSCA listed
- HS Code
- 2927 · 2927.00.5000
Safety & regulation
Hazard information
Regulatory Information
Chemical: 2-Naphthalenol, 1-[2-(1-naphthalenyl)diazenyl]-
Hazard Traits - Bioaccumulation; Environmental Persistence
2-Naphthalenol, 1-(1-naphthalenylazo)-: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.
Other Safety InformationIMAP assessments - 2-Naphthalenol, 1-[2-(1-naphthalenyl)diazenyl]-: Human health tier I assessment
Safety data
- tsca
- TSCA listed
- hs_code
- 2927.00.5000
Chemistry & industry
Uses & manufacturing
General Manufacturing Information2-Naphthalenol, 1-[2-(1-naphthalenyl)diazenyl]-: ACTIVE
Preparation methods
PreparationNaphthalen-1-amine diazotization and Naphthalen-2-ol coupling.
Suppliers17 total
梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]
Aladdin Scientific[email protected]
TCI AMERICA800-4238616 · [email protected]
TOKYO CHEMICAL INDUSTRY CO., LTD.03-36680489 · [email protected]
TCI Europe320-37350700 · [email protected]
安耐吉化学&3A（安徽泽升科技股份有限公司）400-0056266 · [email protected]
Alfa Chemistry+1-5166625404 · [email protected]
上海麦克林生化科技股份有限公司50706066 15221275939 · [email protected]
成都标样生物科技有限公司028-81700200 13308200041 · [email protected]
武汉克米克生物医药技术有限公司027-13163388153 13163388153 · [email protected]
上海贤鼎生物科技有限公司021-021-52271985 17721149837 · [email protected]
深圳聚合生化科技有限公司+86-400-002-6226 · [email protected]
TCI Chemicals (India) Pvt. Ltd.[email protected]
上海迈瑞尔生化科技有限公司18621169109 · [email protected]
北京百灵威科技有限公司18210857532 18210857532 · [email protected]
TargetMol中国（陶术生物）15002134094 · [email protected]
上海陶术生物科技股份有限公司+1-781-999-5354 · [email protected]
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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