Basic information
- CAS
1229-55-6- Standard SMILES
COc1ccccc1N=Nc1c(O)ccc2ccccc12- InChIKey
ALLOLPOYFRLCCX-UHFFFAOYSA-N- Molecular formula
- C17H14N2O2
- Average molar mass
- 278.3 g/mol
- Monoisotopic mass
- 278.10552769
Overview
See also: Solvent Red 1 (annotation moved to).
Names & identifiers
- Preferred name
- Sudan R
- IUPAC
- 1-[(2-methoxyphenyl)diazenyl]naphthalen-2-ol
- English name
- Solvent Red 1
- Molecular formula
- C17H14N2O2
- Molecular weight
- 278.31
Names & synonyms
1229-55-6Sudan Red GSolvent red 1Sudan RCeres Red G1-(2-Methoxyphenylazo)-2-naphthol1-((2-Methoxyphenyl)diazenyl)naphthalen-2-olFat Red BGFat Soluble Red SC.I. Solvent Red 1Organol VermilionResinol Red G
Show more names
CI 12150cred2fatredgoilpinkfatredbgfatredrsoilredogGSudan roil red g
Silotras Red TGSomalia Red PGOleal Red GBrilliant Fast Scarlet RFat-soluble Red SC.I. Food Red 16Plastoresin Red FRCeres Red G 102
Database identifiers
- CAS
1229-55-6- PubChem CID
- 14678
- DTXSID
DTXSID3061635- ChEMBL
CHEMBL1986529- UNII
- J95C286WK5
- Nikkaji
- J34.074J
Properties
Computed structural properties
- XLogP
- 4.6
- Topological polar surface area
- 54.2 Ų
- Hydrogen bond donors
- 1
- Hydrogen bond acceptors
- 4
- Rotatable bonds
- 3
- Heavy atoms
- 21
- Formal charge
- 0
- Complexity
- 361
Experimental & physicochemical properties
CosmeticsHair dyeing
Endocrine DisruptorsPotential endocrine disrupting compound
Physicochemical properties
- Melting point
- 179 °C · 179 °C
- Boiling point
- 421.12 °C · 421.12°C (rough estimate)
- Density
- 1.1222 · 1.1222 (rough estimate)
- vapor pressure
- 0 Pa · 0Pa at 25℃
- refractive index
- 1.55 · 1.5500 (estimate)
- storage temp.
- room temp
- solubility
- Chloroform (Slightly), Methanol (Very Slightly)
- form
- powder
- Colour Index
- 12150 · 12150
- pka
- 13.61 · 13.61±0.50(Predicted)
- color
- Orange to Brown
- Water Solubility
Safety & regulation
Safety data
- PPE
- Eyeshields, Gloves, type N95 (US)
- wgk
- 2
- tsca
- TSCA listed
- rtecs
- GE5844740
- hs_code
- 32129000
- risk_code
- 36/37/38
- Signal word
- Danger
- Symbol(GHS)
- GHS08
- hazard_code
- Xi
- safety_code
- 22-24/25-36-26-S24/25-S22
- Storage Class
- 11 - Combustible Solids
- Hazard statements
- H319-H317-H350
- REACH Registrations
- Inactive
- Precautionary statements
- P264-P280-P305+P351+P338-P337+P313P-P261-P272-P280-P302+P352-P333+P313-P321-P363-P501
- Hazardous Substances Data
- 1229-55-6(Hazardous Substances Data)
Chemistry & industry
Uses & manufacturing
UsesSubstance listed with specific concentration in tattoo ink and/or permanent make up according to EU Commission Regulation 2020/2081. The concentration limit (by weight) is 0.1%.
Use Classification
Food Additives -> COLOUR -> JECFA Functional Classes
Cosmetics -> Hair dyeing
Applications
UsesSudan dyes and para red in food. Dyes and metabolites, Environmental Testing.
General DescriptionSudan dyes are classified under the azo dyes group of organic compounds that are commonly utilized as additive materials for industrial and scientific applications.
Preparation methods
PreparationO-Anisidine diazotization, and Naphthalen-2-ol coupling.
Upstream & downstream products
Upstream raw materials
Suppliers100 total
国药集团化学试剂有限公司86-21-63210123 · [email protected]
梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]
阿诺西（上海）生物技术有限公司400-1107768 15058188853 · [email protected]
上海阿拉丁生化科技股份有限公司
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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