Remazol Red B supplier | CasNO.19526-81-9

Name
disodium 5-hydroxy-6-[[2-methoxy-5-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalenesulphonate
EINECS 243-134-7
CAS No. 19526-81-9
Density g/cm³
Solubility
Melting Point
Formula C19H18 N2 O11 S3 . 2 Na
Boiling Point °Cat760mmHg
Molecular Weight 562.52
Flash Point °C
Transport Information
Appearance
Safety Questionable carcinogen with experimental tumorigenic data. When heated to decomposition it emits very toxic fumes of NO_x, Na₂O, and SO_x.
Risk Codes
Molecular Structure
Hazard Symbols
Synonyms 1-Naphthalenesulfonicacid, 5-hydroxy-6-[[2-methoxy-5-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-,disodium salt (9CI);1-Naphthalenesulfonic acid,5-hydroxy-6-[[5-[(2-hydroxyethyl)sulfonyl]-2-methoxyphenyl]azo]-, 6-(hydrogensulfate), disodium salt (8CI);C.I. Reactive Red 22;Celmazol Red B;DiamiraRed B;Reactive Red 22;Remazol Red B;Sumifix Red B;Sumifix Red B Special;
PSA 224.37000
LogP 3.83420

Remazol Red B Chemical Properties

Molecule structure of Remazol Red B (CAS NO.19526-81-9) :

IUPAC Name: disodium (6E)-5-oxo-6-[[3-(2-sulfonatooxyethylsulfonyl)phenyl]hydrazinylidene]naphthalene-1-sulfonate
Molecular Weight: 560.4857 g/mol
Molecular Formula: C₁₈H₁₄N₂Na₂O₁₀S₃
H-Bond Donor: 1
H-Bond Acceptor: 12
Rotatable Bond Count: 6
Tautomer Count: 3
Exact Mass: 559.960596
MonoIsotopic Mass: 559.960596
Topological Polar Surface Area: 199
Heavy Atom Count: 35
Complexity: 1080
Canonical SMILES: C1=CC(=CC(=C1)S(=O)(=O)CCOS(=O)(=O)[O-])NN=C2C=CC3=C(C2=O)C=CC=C3S(=O)(=
O)[O-].[Na+].[Na+]
Isomeric SMILES: C1=CC(=CC(=C1)S(=O)(=O)CCOS(=O)(=O)[O-])N/N=C/2\C=CC3=C(C2=O)C=CC=C3S(=
O)(=O)[O-].[Na+].[Na+]
InChI: InChI=1S/C18H16N2O10S3.2Na/c21-18-15-5-2-6-17(32(24,25)26)14(15)7-8-16(18)20-19-12-3-1-4-13(11-12)31(22,23)10-9-30-33(27,28)29;;/h1-8,11,19H,9-10H2,(H,24,25,26)(H,27,28,29);;/q;2*+1/p-2/b20-16+;;
InChIKey: GMLARRPAZKPOLV-SDXCCTRSSA-L
EINECS of Remazol Red B (CAS NO.19526-81-9) : 243-134-7

Remazol Red B Consensus Reports

Reported in EPA TSCA Inventory.

Remazol Red B Safety Profile

Questionable carcinogen with experimental tumorigenic data. When heated to decomposition it emits very toxic fumes of NO_x, Na₂O, and SO_x.

Remazol Red B Specification

Remazol Red B (CAS NO.19526-81-9) is also called 1-Naphthalenesulfonic acid, 5-hydroxy-6-((2-methoxy-5-((2-
(sulfooxy)ethyl)sulfonyl)phenyl)azo)-, disodium salt ; 1-Naphthalenesulfonic acid, 5-hydroxy-6-((m-((2-hydroxyethyl)sulfonyl)phenyl)azo)-, hydrogen sulfate (ester), disodium salt ; 1-Naphthalenesulfonic acid, 5-hydroxy-6-(2-(2-methoxy-5-((2-
(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, sodium salt (1:2) ; Disodium 5-hydroxy-6-((2-methoxy-5-((2-(sulphonatooxy)ethyl)sulphonyl)phenyl)azo)naphthalenesulphonate .

Product Name

disodium 5-hydroxy-6-[[2-methoxy-5-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalenesulphonate

Remazol Red B Chemical Properties

Remazol Red B Consensus Reports

Remazol Red B Safety Profile

Remazol Red B Specification

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