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Home > Encyclopedia > 2-Naphthalenesulfonic acid, 6-amino-4-hydroxy-5-[2-[2-(trifluoromethyl)phenyl]diazenyl]-, sodium salt (1:1)

2-Naphthalenesulfonic acid, 6-amino-4-hydroxy-5-[2-[2-(trifluoromethyl)phenyl]diazenyl]-, sodium salt (1:1)

2-Naphthalenesulfonic acid, 6-amino-4-hydroxy-5-[2-[2-(trifluoromethyl)phenyl]diazenyl]-, sodium salt (1:1) structure

2-Naphthalenesulfonic acid, 6-amino-4-hydroxy-5-[2-[2-(trifluoromethyl)phenyl]diazenyl]-, sodium salt (1:1) 

structure
  • CAS No:

    67786-14-5

  • Formula:

    C17H12F3N3O4S.Na

  • Chemical Name:

    2-Naphthalenesulfonic acid, 6-amino-4-hydroxy-5-[2-[2-(trifluoromethyl)phenyl]diazenyl]-, sodium salt (1:1)

  • Synonyms:

    2-Naphthalenesulfonic acid,6-amino-4-hydroxy-5-[2-[2-(trifluoromethyl)phenyl]diazenyl]-,sodium salt (1:1);2-Naphthalenesulfonic acid,6-amino-4-hydroxy-5-[[2-(trifluoromethyl)phenyl]azo]-,monosodium salt;Telon Light Red FRL;C.I. Acid Red 337;Merpacyl Red G;Acid Red 337;C.I. 17102;Nylanthrene Red GN;Nylosan Red E 2GN;Telon Red FRLS 175;Telon Red FRLS;Best Acid Red FRLL;Allilon Acid Red BRLL;Sellacid Red PF;Fabrinyl Red GL;Tectilon Red MP-G;Acid Red FRL;Triacid Light Red 4G;Rifa Acid Fast Red E-FRL;Tectilon Red F 2G;Telon Red FRL;Telon Red FRL Micro;Weak Acid Red FRL;Acid Red ARL;Nylanthrene Red B-NG;12270-02-9;39280-63-2;71598-24-8;1244054-25-8

  • Categories:

    Dyes and Pigments  >  Dye

2-Naphthalenesulfonic acid, 6-amino-4-hydroxy-5-[2-[2-(trifluoromethyl)phenyl]diazenyl]-, sodium salt (1:1) Basic Attributes

433.3369196

433.032013

267-090-3

9H247YW69C

DTXSID2044713

Characteristics

131

6.12790

Safety Information

P273, P391, P501

H411

|H411 (46.43%): Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]|P273, P391, and P501|Aggregated GHS information provided by 55 companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Drug Information

acid red 337

2-Naphthalenesulfonic acid, 6-amino-4-hydroxy-5-[2-[2-(trifluoromethyl)phenyl]diazenyl]-, sodium salt (1:1) Use and Manufacturing

Methods of Manufacturing

Using o-trifluoromethyl aniline and gamma acid as raw materials, first diazotize the former and then couple with the latter to obtain the product. After salting out, filtering and drying, the finished product is obtained.

Uses

Weak acid red F-2G is used for the dyeing of nylon fabrics, resulting in brilliant red. All the fastnesses are excellent.

2-Naphthalenesulfonic acid, 6-amino-4-hydroxy-5-[2-[2-(trifluoromethyl)phenyl]diazenyl]-, sodium salt (1:1): ACTIVE

Computed Properties

Molecular Weight:433.3
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:10
Rotatable Bond Count:3
Exact Mass:433.03200578
Monoisotopic Mass:433.03200578
Topological Polar Surface Area:137
Heavy Atom Count:29
Complexity:688
Covalently-Bonded Unit Count:2
Compound Is Canonicalized:Yes

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