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C.I. Direct Blue 10

HCID 20174
NotesReactions
Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
Substructure searchFind similar structures

Basic information

CAS
4198-19-0
Standard SMILES
COc1cc(-c2ccc(N=Nc3c(S(=O)(=O)[O-])cc4cc(S(=O)(=O)[O-])cc(O)c4c3O)c(OC)c2)ccc1N=Nc1c(S(=O)(=O)[O-])cc2cc(S(=O)(=O)[O-])cc(O)c2c1O.[Na+].[Na+].[Na+].[Na+]
InChIKey
JRSUTLDDNLWTTA-UHFFFAOYSA-J
Molecular formula
C34H22N4Na4O18S4
Average molar mass
994.8 g/mol
Monoisotopic mass
993.9402717

Overview

C.i. direct blue 10 is a blue solid. (NTP, 1992)

Names & identifiers

Preferred name
C.I. Direct Blue 10
IUPAC
tetrasodium;3-[[4-[4-[(1,8-dihydroxy-3,6-disulfonatonaphthalen-2-yl)diazenyl]-3-methoxyphenyl]-2-methoxyphenyl]diazenyl]-4,5-dihydroxynaphthalene-2,7-disulfonate
English name
tetrasodium 3,3'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4,5-dihydroxynaphthalene-2,7-disulphonate]
Molecular formula
C34H27N4NaO18S4
Molecular weight
930.83

Names & synonyms

C.I. DIRECT BLUE 10direct blue 10CCRIS 6141EINECS 224-091-3DTXSID10251943,3'-((3,3'-Dimethoxy(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(4,5-dihydroxy-2,7-naphthalenedisulfonic acid), tetrasodium salt2,7-Naphthalenedisulfonic acid, 3,3'-((3,3'-dimethoxy(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(4,5-dihydroxy-, tetrasodium salt2,7-Naphthalenedisulfonic acid, 3,3'-((3,3'-dimethoxy(1,1'-biphenyl)-4,4'-diyl)bis(2,1-diazenediyl))bis(4,5-dihydroxy-, sodium salt (1:4)2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(2,1-diazenediyl)]bis[4,5-dihydroxy-, sodium salt (1:4)2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4,5-dihydroxy-, tetrasodium saltDIANIL BLUE GVONDACEL BLUE G
Show more names
DIRECTBLUE10C.I. direct blue 10.C.I.Direct Blue 10:C.I.24340tetrasodium 3,3'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4,5-dihydroxynaphthalene-2,7-disulphonate]

Properties

Computed structural properties

Topological polar surface area
411 Ų
Hydrogen bond donors
4
Hydrogen bond acceptors
22
Rotatable bonds
7
Heavy atoms
64
Formal charge
0
Complexity
1,820

Experimental & physicochemical properties

Solubility50 to 100 mg/mL at 63 °F (NTP, 1992)
Physical DescriptionC.i. direct blue 10 is a blue solid. (NTP, 1992)

Physicochemical properties

EPA Substance Registry System
10 · C.I. Direct Blue 10 (4198-19-0)
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 · 3 items

Danger

H341: Suspected of causing genetic defects [Warning Germ cell mutagenicity]

P203, P280, P318, P405, and P501 (click each P-code to see the statement)

Hazard information

Regulatory InformationChemical: 2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4,5-dihydroxy-, tetrasodium salt
Other Safety InformationIMAP assessments - Selected benzidine-congener-based dyes: Human health tier II assessment
Fire HazardsFlash point data are not available for this chemical, but it is probably combustible. (NTP, 1992)
Reactive GroupAzo, Diazo, Azido, Hydrazine, and Azide Compounds
Reactivity AlertsExplosive
Reactivity Profile · 1 item

C.I. DIRECT BLUE 10 is an azo compound. Azo, diazo, azido compounds can detonate. This applies in particular to organic azides that have been sensitized by the addition of metal salts or strong acids. Toxic gases are formed by mixing materials of this class with acids, aldehydes, amides, carbamates, cyanides, inorganic fluorides, halogenated organics, isocyanates, ketones, metals, nitrides, peroxides, phenols, epoxides, acyl halides, and strong oxidizing or reducing agents. Flammable gases are formed by mixing materials in this group with alkali metals. Explosive combination can occur with strong oxidizing agents, metal salts, peroxides, and sulfides.

Air and Water ReactionsMan be explosive when suspended in air under specific concentrations. Soluble in water.

Chemistry & industry

Uses & manufacturing

General Manufacturing Information2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(2,1-diazenediyl)]bis[4,5-dihydroxy-, sodium salt (1:4): INACTIVE

Applications

General DescriptionBlue solid.

Preparation methods

Preparation3,3′-Dimethoxylbenzidine double nitriding, and 4,5-Dihydroxynaphthalene-2,7-disulfonic acid(2 Moore) coupled.

Upstream & downstream products

Upstream raw materials

1,8-Dihydroxynaphthylene-3,6-disulfonic acido-Dianisidine

Suppliers1 total

HONEST JOY HOLDINGS LIMITED[email protected]

Related reactions

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Compound notes

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On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
3,3'-[(3,3'-Dimethoxy-1,1'-biphenyl-4,4'-diyl)bis(azo)]bis[4,5-dihydroxy-2,7-naphthalenedisulfonic acid]tetrasodium salt
2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethoxy[1,1'- biphenyl]-4,4'-diyl)bis(azo)]bis[4,5-dihydroxy- , tetrasodium salt
tetrasodium,(3E)-5-hydroxy-3-[[4-[4-[(2E)-2-(8-hydroxy-1-oxo-3,6-disulfonatonaphthalen-2-ylidene)hydrazinyl]-3-methoxyphenyl]-2-methoxyphenyl]hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate
CHLORAZOL BLUE GHISPAMIN BLUE DGCHLORAZOL BLUE GSRefChem:572260BENZO NEW BLUE GSTERTRODIRECT BLUE DGDIRECT NEUTRAL BLUE GDIRECT BRILLIANT BLUE G

Database identifiers

CAS
4198-19-0
PubChem CID
20174
DTXSID
DTXSID1025194
EC Number
224-091-3
Hazard Classes and CategoriesCarcinogenicity - category 1B

Safety & protection

Fire FightingFires involving this compound should be controlled with a dry chemical, carbon dioxide or Halon extinguisher. (NTP, 1992)
First Aid · 1 item

EYES: First check the victim for contact lenses and remove if present. Flush victim's eyes with water or normal saline solution for 20 to 30 minutes while simultaneously calling a hospital or poison control center. Do not put any ointments, oils, or medication in the victim's eyes without specific instructions from a physician. IMMEDIATELY transport the victim after flushing eyes to a hospital even if no symptoms (such as redness or irritation) develop.

Nonfire Spill Response · 1 item

SMALL SPILLS AND LEAKAGE: If you spill this chemical, you should dampen the solid spill material with water, then transfer the dampened material to a suitable container. Use absorbent paper dampened with water to pick up any remaining material. Seal your contaminated clothing and the absorbent paper in a vapor-tight plastic bag for eventual disposal. Wash all contaminated surfaces with a strong soap and water solution. Do not reenter the contaminated area until the Safety Officer (or other responsible person) has verified that the area has been properly cleaned.

Personal Protective Equipment (PPE) · 1 item

RECOMMENDED RESPIRATOR: Where the neat test chemical is weighed and diluted, wear a NIOSH-approved half face respirator equipped with an organic vapor/acid gas cartridge (specific for organic vapors, HCl, acid gas and SO2) with a dust/mist filter. (NTP, 1992)

Safety data

tsca
TSCA listed