Basic information
- CAS
17681-50-4- Standard SMILES
O=C(Nc1cc(S(=O)(=O)[O-])cc2cc(S(=O)(=O)[O-])c(N=Nc3cc(Nc4nc(Cl)nc(Nc5ccc(S(=O)(=O)[O-])cc5)n4)ccc3S(=O)(=O)[O-])c(O)c12)c1ccccc1.[Na+].[Na+].[Na+].[Na+]- InChIKey
NUZJNUDPZLPKAR-UHFFFAOYSA-J- Molecular formula
- C32H19ClN8Na4O14S4
- Average molar mass
- 995.2 g/mol
- Monoisotopic mass
- 993.9182868
Overview
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Names & identifiers
- Preferred name
- 2,7-naphthalenedisulfonic acid, 5-(benzoylamino)-3-((5-((4-chloro-6-((4-sulfophenyl)amino)-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)azo)-4-hydroxy-, tetrasodium salt
- IUPAC
- tetrasodium;5-benzamido-3-[[5-[[4-chloro-6-(4-sulfonatoanilino)-1,3,5-triazin-2-yl]amino]-2-sulfonatophenyl]diazenyl]-4-hydroxynaphthalene-2,7-disulfonate
- English name
- REACTIVE RED 4
- Molecular formula
- C32H19ClN8Na4O14S4
- Molecular weight
- 995.21
Names & synonyms
2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-((5-((4-chloro-6-((4-sulfophenyl)amino)-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)azo)-4-hydroxy-, tetrasodium salt2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-[[5-[[4-chloro-6-[(4-sulfophenyl)amino]-1,3,5-triazin-2-yl]amino]-2-sulfophenyl]azo]-4-hydroxy-, tetrasodium saltRefChem:446382Cibacron Brilliant Red 3B-AProcion Red H7B17681-50-4Reactive Red 4C.I. 18105tetrasodium;5-benzamido-3-[[5-[[4-chloro-6-(4-sulfonatoanilino)-1,3,5-triazin-2-yl]amino]-2-sulfonatophenyl]diazenyl]-4-hydroxynaphthalene-2,7-disulfonateC.I. Reactive Red 4cibacron brilliant red K-7BSCHEMBL37767
Show more names
TER 12CI 18105Cibacron Red 3BAReactive Red K-7BChemictive Red 8BHCibacron Brilliant RedProcion Brilliant Red H 7BCibacron billiant red 3B-A
Properties
Computed structural properties
- Topological polar surface area
- 399 Ų
- Hydrogen bond donors
- 4
- Hydrogen bond acceptors
- 21
- Rotatable bonds
- 8
- Heavy atoms
- 63
- Formal charge
- 0
- Complexity
- 1,900
Physicochemical properties
- form
- Powder
- color
- Red to purple
- EPA Substance Registry System
- 7 B · Procion Red H7B (17681-50-4)
- TSCA
- TSCA listed
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
Hazard information
Regulatory InformationChemical: 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-[[5-[[4-chloro-6-[(4-sulfophenyl)amino]-1,3,5-triazin-2-yl]amino]-2-sulfophenyl]azo]-4-hydroxy-, tetrasodium salt
Other Safety InformationIMAP assessments - 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-[[5-[[4-chloro-6-[(4-sulfophenyl)amino]-1,3,5-triazin-2-yl]amino]-2-sulfophenyl]azo]-4-hydroxy-, tetrasodium salt: Human health tier I assessment
Safety data
- tsca
- TSCA listed
Chemistry & industry
Applications
UsesREACTIVE RED 4 is mainly used for dyeing cellulosic fiber fabrics such as cotton and viscose, and produces a pure red color. It is suitable for cold pad-batch and exhaustion dyeing processes. It is not suitable for neutral or alkaline bleaching.
Preparation methods
Preparation2,4,6-Trichloro-1,3,5-triazine and 2,4-Diaminobenzenesulfonic acid condensation, condensation products diazo, and 4-Formamido-5-hydroxynaphthalene-2,7-disulfonic acid coupling, and 2,4-Diaminobenzenesulfonic acid condensation.
Upstream & downstream products
Upstream raw materials
Suppliers15 total
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]
上海哲研生物科技有限公司021-18017610038 18017610038 · [email protected]
Related reactions
0 records
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Compound notes
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