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Disodium 5-((4'-((2-amino-8-hydroxy-6-sulphonato-1-naphthyl)azo)(1,1'-biphenyl)-4-yl)azo)salicylate

HCID 75509
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Basic information

CAS
2429-84-7
Standard SMILES
Nc1ccc2cc(S(=O)(=O)[O-])cc(O)c2c1N=Nc1ccc(-c2ccc(N=Nc3ccc(O)c(C(=O)[O-])c3)cc2)cc1.[Na+].[Na+]
InChIKey
YCMOBGSVZYLYBZ-UHFFFAOYSA-L
Molecular formula
C29H19N5Na2O7S
Average molar mass
627.5 g/mol
Monoisotopic mass
627.08005751

Names & identifiers

Preferred name
Disodium 5-((4'-((2-amino-8-hydroxy-6-sulphonato-1-naphthyl)azo)(1,1'-biphenyl)-4-yl)azo)salicylate
IUPAC
disodium;5-[[4-[4-[(2-amino-8-hydroxy-6-sulfonatonaphthalen-1-yl)diazenyl]phenyl]phenyl]diazenyl]-2-hydroxybenzoate
English name
disodium 5-[[4'-[(2-amino-8-hydroxy-6-sulphonato-1-naphthyl)azo][1,1'-biphenyl]-4-yl]azo]salicylate
Molecular formula
C29H22N5NaO7S
Molecular weight
607.57

Names & synonyms

Direct Red 1Disodium 5-((4'-((2-amino-8-hydroxy-6-sulphonato-1-naphthyl)azo)(1,1'-biphenyl)-4-yl)azo)salicylateBenzoic acid, 5-(2-(4'-(2-(2-amino-8-hydroxy-6-sulfo-1-naphthalenyl)diazenyl)(1,1'-biphenyl)-4-yl)diazenyl)-2-hydroxy-, sodium salt (1:2)Disodium 5-[[4'-[(2-amino-8-hydroxy-6-sulphonato-1-naphthyl)azo][1,1'-biphenyl]-4-yl]azo]salicylateBenzoic acid, 5-[2-[4'-[2-(2-amino-8-hydroxy-6-sulfo-1-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-2-hydroxy-, sodium salt (1:2)RefChem:589401219-393-7C.I. Direct Red 1, disodium salt2429-84-7C.I. Direct Red 1Cutamin Red CFDirect Red F
Show more names
C.I.22310CIDIRECTRED1Neonyl Red 2BMordant Red 57azine fast red fcChrome Fast Red Famanil fast red fsEnianil Fast Red F
Airedale Red FDDiphenyl Red BVondacel Red FNDirect Red KhDirect Rose MNFixanol Red FSMetachrome Red FDirect Red M

Properties

Computed structural properties

Topological polar surface area
222 Ų
Hydrogen bond donors
3
Hydrogen bond acceptors
12
Rotatable bonds
5
Heavy atoms
44
Formal charge
0
Complexity
1,070

Physicochemical properties

EPA Substance Registry System
1 · C.I. Direct Red 1, disodium salt (2429-84-7)
Symbol(GHS)
8 · GHS08,GHS07,GHS09
Signal word
Danger
Hazard statements
335 · H335-H302-H410-H319-H350-H315
Precautionary statements
273 · P273-P391-P501-P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P-P264-P270-P301+P312-P330-P501
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.

GHS classification

GHS Classification · 4 items

Danger

H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]

P203, P261, P264, P264+P265, P270, P271, P273, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P318, P319, P321, P330, P332+P317, P337+P317, P362+P364, P391, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 39 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Regulatory InformationS - indicates a substance that is identified in a final Significant New Use Rule.
Hazard Classes and CategoriesAcute Tox. 4 (100%)

Safety data

tsca
TSCA listed
Signal word
Danger
Symbol(GHS)
GHS08,GHS07,GHS09
Hazard statements
H335-H302-H410-H319-H350-H315
Precautionary statements
P273-P391-P501-P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P-P264-P270-P301+P312-P330-P501

Chemistry & industry

Uses & manufacturing

General Manufacturing InformationBenzoic acid, 5-[2-[4'-[2-(2-amino-8-hydroxy-6-sulfo-1-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-2-hydroxy-, sodium salt (1:2): INACTIVE

Preparation methods

Preparation4-(4-Aminophenyl)benzenamine double nitriding, first with 2-Hydroxybenzoic acid coupling, again in acid conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acidcoupling.

Upstream & downstream products

Upstream raw materials

Salicylic acid6-Amino-4-hydroxy-2-naphthalenesulfonic acidBenzidine

Related reactions

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Compound notes

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Database identifiers

CAS
2429-84-7
PubChem CID
75509
DTXSID
DTXSID6062414
EC Number
219-393-7