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ChemicalBook--->CAS DataBase List--->27310-25-4

27310-25-4

27310-25-4 Structure

27310-25-4 Structure
IdentificationMore
[Name]

2-NAPHTHYLAMINE-4,6,8-TRISULFONIC ACID
[CAS]

27310-25-4
[Synonyms]

2-NAPHTHYLAMINE-4,6,8-TRISULFONIC ACID
2 NAPHTHYLAMINE-4,6,8 TRISULPHONIC ACID
3-AMINO-1,5,7-NAPHTHALENETRISULFONIC ACID MONOSODIUM SALT
7-AMINO-1,3,5-NAPHTHALENETRISULFONIC ACID
7-AMINO NAPHTHALENE-1,3,5-TRISULFONIC ACID
SULFO C ACID
1,3,5-Naphthalenetrisulfonicacid,7-amino-
3,5-Naphthalenetrisulfonicacid,7-amino-1
5-naphthalenetrisulfonicacid,7-amino-3
7-aminonaphthalene-1,3,5-trisulphonic acid
2-Amino-4,6,8-naphthalenetrisulfonic acid
[EINECS(EC#)]

248-394-5
[Molecular Formula]

C10H9NO9S3
[MDL Number]

MFCD00035851
[Molecular Weight]

383.37
[MOL File]

27310-25-4.mol
Chemical PropertiesBack Directory
[density ]

1.974±0.06 g/cm3(Predicted)
[storage temp. ]

Inert atmosphere,Room Temperature
[pka]

-1.63±0.40(Predicted)
[CAS DataBase Reference]

27310-25-4(CAS DataBase Reference)
[EPA Substance Registry System]

7-Amino-1,3,5-naphthalenetrisulfonic acid (27310-25-4)
Safety DataBack Directory
[Symbol(GHS) ]


GHS05
[Signal word ]

Danger
[Hazard statements ]

H314-H318
[Precautionary statements ]

P280-P305+P351+P338-P310
Raw materials And Preparation ProductsBack Directory
[Raw materials]

FUMING SULFURIC ACID-->Calcium carbonate-->Congo red paper-->2-Amino-4,8-naphthalenedisulfonic acid
[Preparation Products]

Reactive Brown 35-->trisodium 7-[[2-[(aminocarbonyl)amino]-4-[(4-amino-6-chloro-1,3,5-triazin-2-yl)amino]phenyl]azo]naphthalene-1,3,5-trisulphonate-->Reactive brown 45
Hazard InformationBack Directory
[Chemical Properties]

Dark brown with blue fluorescent solution. Stable in neutral and acid-base media.
[Uses]

2-Naphthyl amine-4,6,8-trisulfonic acid is used as dyes intermediate to manufacture active golden yellow K-2RAZ, active bright orange K-7R, active bright yellow KN-7G, active yellow M-5R, active golden yellow K-2RA, etc.
[Synthesis]

2-Naphthyl amine-4,6,8-trisulfonic acid was synthesizd by 2-naphthylamine-4,8-disulfonic acid sulfonated with 20% oleum at 125-170°C for 17h.
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