Basic information
- CAS
1934-20-9- Standard SMILES
O=S(=O)(O)c1ccc2c(N=Nc3ccccc3)c(O)ccc2c1.[Na]- InChIKey
TXQSSFWECSHEKH-UHFFFAOYSA-N- Molecular formula
- C16H12N2NaO4S
- Average molar mass
- 351.3 g/mol
- Monoisotopic mass
- 351.04154732
Names & identifiers
- Preferred name
- CID 136337366
- English name
- CROCEIN ORANGE G
- Molecular formula
- C16H12N2O4S.Na
- Molecular weight
- 351.33
Names & synonyms
Food Orange 1ACID ORANGE 12CI 15970orangernorangelzsPONCEAU 4G1008orangeCis-crocinCI NO 15970C.I.15970:1
Database identifiers
- CAS
1934-20-9- PubChem CID
- 136337366
Properties
Computed structural properties
- Topological polar surface area
- 108 Ų
- Hydrogen bond donors
- 2
- Hydrogen bond acceptors
- 6
- Rotatable bonds
- 3
- Heavy atoms
- 24
- Formal charge
- 0
- Complexity
- 525
Physicochemical properties
- Density
- 0.43 g/cm³ · 0.43 g/cm³
- storage temp.
- -20 °C · Amber Vial, -20°C Freezer, Under inert atmosphere
- solubility
- DMSO (Slightly), Water (Slightly)
- form
- Powder
- Colour Index
- 15970 · 15970
- color
- Bright orange to red
- FDA UNII
- 3 D360R468 · I3D360R468
- EPA Substance Registry System
- 2 · 2-Naphthalenesulfonic acid, 6-hydroxy-5-(phenylazo)-, monosodium salt (1934-20-9)
- Safety Statements
- 22 · 22-24/25
- WGK Germany
- 3 · 3
- RTECS
- 2430000 · QK2430000
- TSCA
- TSCA listed
- HS Code
- 3204.9 · 3204.90.0000
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
Safety data
- wgk
- 3
- tsca
- TSCA listed
- rtecs
- QK2430000
- hs_code
- 3204.90.0000
- safety_code
- 22-24/25
Chemistry & industry
Applications
UsesA labeled form of Crocein Orange G (C794955), also known as Acid Orange 12, which is a water-soluble synthetic dye.
Preparation methods
Preparationaniline diazo, and 6-Hydroxynaphthalene-2-sulfonic acid coupling.
Upstream & downstream products
Upstream raw materials
Suppliers100 total
梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]
南京世洲生物科技有限公司025-85560043 15850508050 · [email protected]
郑州阿尔法化工有限公司+86-18530059196 · [email protected]
上海阿拉丁生化科技股份有限公司400-6206333 13167063860 · [email protected]
湖南韵邦生物科技股份有限公司0731-88532326 13319508186 · [email protected]
南京凯美西化工有限公司02558748998 18951874644 · [email protected]
上海康朗生物科技有限公司021-61998208 18217752821 · [email protected]
毕佳索（上海毕得医药科技股份有限公司）400-6005915 · [email protected]
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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