2,5-Diaminotoluene Sulfate CAS 615-50-9

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  • Appearance: Red powder
  • Assay: 99. 0%min
  • Stock: In stock
  • Sample: Available
  • Zhishang Chemical: 2,5-Diaminotoluene Sulfate Supplement

Basic Info of 2,5-Diaminotoluene Sulfate

What is 2,5-Diaminotoluene Sulfate?

2,5-Diaminotoluene sulfate (c7h12n2o4s, CAS No. 615-50-9) is likewise called 2-methylbenzene-1,4-diamine; Sulfuric acid, light brown to light purple powder. Its melting point is 300 OC. The solubility of 2,5-diaminotoluene sulfate is as adheres to: 5.03 g/l in water (20 ° C), 1:1 in acetone/ water: < 1 g/l, 5 < s < 15 g/l in DMSO, 1 < s < 10 g/l in ethanol. The pH value of saturated liquid option is 2.47 at 20 ° C. When warmed and also disintegrated, it will certainly launch extremely toxic nitrogen oxide as well as sulfur oxide smoke.

2,5-Diaminotoluene sulfate is the sulfate of toluene-2,5-diamine. In the study of eosin animated photooxidation response, toluene-2,5-diamine is an inhibitor, which can properly compete with oxygen and trypsin for the triplet response with eosin. The triplet eosin is decreased to the ground state as well as/ or semi reduced eosin radical and also the oxidized form of toluene-2,5-diamine. Toluene-2,5-diamine additionally contends properly with trypsin for the oxidation of eosin semi oxide.

2,5-Diaminotoluene Sulfate Uses

2,5-Diaminotoluene sulfate is the main intermediate for various permanent hair dyes.

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Application of 2,5-Diaminotoluene Sulfate

Toluene-2,5- diamine and its sulfate are made use of as active ingredients in the formulation of permanent hair dyes, shades and tones. According to info given by industry to the united state Food and Drug Administration (FDA) as part of the Volunteer Aesthetic Component Reporting Program (VCRP), toluene-2,5- diamine as well as sulfate are made use of in a total of 79 and 168 items, specifically. All reported uses these active ingredients are in hair shade items. According to the Aesthetic, Toiletry and also Fragrance Association (CTFA) study of present concentrations utilized, 2,5-toluenediamine is utilized in hair dyes and hair dyes at concentrations varying from 0.2% to 3.0%, while toluene-2,5- sulfuric acid The focus of diamines is 0.1% to 4.0% in hair dyes and hair dyes as well as 3% in hair bleaches. They are utilized in hair dye formulas to create black,

Toluene-2,5-diamine as well as its sulfates are additionally used as intermediates in the production of dyes for fabrics, hair, natural leather, biological stains and indications, alcohol varnishes and timber stains, and pigments Toluene-2,5-diamine is made use of as an intermediate in the production of 2 dyes: Cl Basic Red 2 as well as Cl Acid Brown 103. Cl Basic Red 2 is utilized for coloring fabrics and also papers, for alcohol-based inks, bio-dyes, and also solvent-based dyes. Both dyes are made use of to shade leather. 2,5-Diaminotoluene sulfate is also made use of in bleach toner formulas in silver (0.1%), smoke (0.04%) as well as platinum (0.08%) shades.


  • 2,5-Diaminotoluene sulfate – PubChem
  • Burnett, C. L.; Bergfeld, W. F.; Belsito, D. V.; Klaassen, C. D.; Marks, J. G., Jr.; Shank, R. C.; Slaga, T. J.; Snyder, P. W.; Alan Andersen, F., Final amended report of the safety assessment of toluene-2,5-diamine, toluene-2,5-diamine sulfate, and toluene-3,4-diamine as used in cosmetics. International journal of toxicology 2010, 29 (3 Suppl), 61S-83S.

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