Chemstar International

Sr.
No.
Dye Intermediates

Product Name Assay Mol. Wt.

1. 1,4 Bis (4-Amino 2-Sulfo-Styryl) Benzene (CAS No.084963-07-5) 98 % Min HPLC 472

2. 1-Naphthol 3,6 Disulfonic Acid (Violet Acid) 38 % Min 304

3. 1-Naphthylamine 3,6,8 Trisulphonic Acid (Koch Acid) 65 % Min 384

4. 2 Amino 2'Methyl Diphenyl Ether 98 % Min 199

5. 2-2' 5-5' Tetra Chloro Benzidine (TCB) 99 % Min 322

6. 2-Amino 2’ Methyl Diphenyl Ether 98 % Min 199

7. 2-Amino 2’,4’ Dichloro Diphenyl Ether (CAS No.26306-64-9) 99 % Min 254

8. 2-Amino 4-Chloro Diphenyl Ether 98 % Min 219

9. 2-Amino Sulfo N-Methyl Cyclohexylamide 99 % Min HPLC

10. 2-Methyl 5-Nitro Benzene Sulfonethanol Amide 75 % Min 260

11. 2-Naphthlamine-6-Sulfonmethylamine 99 % Min HPLC 236

12. 2-Naphthylamine 6-Sulphonic Acid (Broenners Acid) 90 % Min 223

13. 3,3' Dichlorobenzidine (3 3 DCB) 70 % Min 253

14. 3,3'-Dimethyl Benzidine (Ortho Tolidine Base) 74 & 90 % Min 212

15. 3,5-Diamino Benzoic Acid (3,5-DABA) 99 % Min 152

16. 3-Amino 4-Chloro Benzamide 99 % Min HPLC 170

17. 4-Amino Diphenyl Sulfonic Acid (4-ADAPSA) 90 % Min 264

18. 4-(Acetylamino)-2-Amino Benzene Sulfonic Acid (Acetyl MPDSA) 75 % Min 230

19. 4,4' Diamino Diphenyl Sulponamide (DASA) 95 % Min 263

20. 4,4' Diaminodiphenyl 2, 2' Disulfonic Acid (BDSA) 75 % Min 344

21. 4,4'Diamino Diphenylamine 2-Sulfonic Acid (FC Acid) 92 % Min 279

22. 4-Chloro 2-Amino Phenol (4-CAP) (Technical/Pharma Grade) 98 % Min 143

23. 4-Nitro 2-Amino Phenol 6-Sulfonic Acid (4-NAPSA) 85 % Min 234

24. 6-Acetylamine 2-Aminophenol 4-Sulphonic Acid (6 Acetyl OAPSA) 90 % Min 246

25. 6-Nitro-2-Amino Phenol 4- Sulfonic Acid(6 NAPSA) 70 % Min 234

26. 7-Amino-1-Naphthol-3,6-Disulfonic Acid (2R Acid) 80 % Min 319

27. Acetyl H-Acid 60 % Min 361

28. 4,4-Bis(2-Amino-Benzenesulfonyl) Bisphenol Ester 90 % Min 538

29. Benzoyl H-Acid 59 % Min 423

30. Benzoyl J-Acid 40 % Min 343

31. Dehydrothio Para Toludine Sulfonic Acid (DTPTSA) 60 % Min 320

32. ISO Amino J-Acid 65 % Min 303

33. N-Acetyl J-Acid 80 % Min 281

34. Naphthalene-2-Sulfanide-3-Amino-6,8-Disulfonic Acid 99 % Min HPLC

35. N-Methyl Gamma Acid 90 % Min 253

36. N-Methyl J-Acid 80 % Min 253

37. N-Phenyl J-Acid 70 % Min 315

38. Ortho Amino Phenol 4 Sulphonic Acid (OAPSA) 90 % Min 189

39. Ortho Dianisidine Base (Fast Blue B Base) (OD Base) 95 % Min 244

40. Para Amino Azo Benzene 3,4-Disulfonic Acid 85 % Min 357

41. Para Amino Azo Benzene 4-Sulphonic Acid (PAABSA) 90 % Min 277

42. R.W. Acid Di J-Acid 50 % Min 461

43. Vinyl Sulphone Ester (Benzanilide Base) 95 % Min 320

44. Vinyl Sulphone Ester 2,5 Dimethoxy Aniline Base (2,5 DMAVS) 92 % Min 341

45. 1,4-Sulphophenyl 4-Carboxy 5-Pyrazolone (1,4 SPCP) 90 % Min 284

46. Vinyl Sulphone Ester Ortho Anisidine Base (OAVS) 95 % Min 311

47. Vinyl Sulphone Ester Para Cresidine Base (PCVS) 95 % Min 325

48. 4-Sulfo Anthranilic Acid 70 % Min 217

49. 5-Sulfo Anthranilic Acid 85 % Min 217

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Product Lists:

Sr.
No.
Hair Dye Intermediates

CAS No.

1.
1-Naphthol 90-15-3

2.
1,5 Dihydroxy Naphthalene 83-56-7

3.
1,6 Dihydroxy Naphthalene 575-44-0

4.
2,3 Dihydroxy Naphthalene 92-44-4

5.
2,3 Dihydroxy Naphthalene-6-Sulphonic Acid –Sodium Salt [Di-Oxy R Acid] 207226-42-4

6.
2:5 Diamino Toluene Sulfate 615-50-9

7.
2,7 Dihydroxy Naphthalene 582-17-2

8.
2,7 Dihydroxy Naphthalene-6-Sulphonic Acid [Di-Oxy G Acid] 6357-93-3

9.
2,7 Dihydroxy Naphthalne 3,6-Disulphonic Acid –Disodium Salt 7153-21-1

10.
2 Methyl Resorcinol 608-25-3

11.
2 Chloro Para Phenylene Diamine 615-66-7

12.
2 Nitro Para Phenylene Diamine 5307-14-2

13.
4 Chloro Resorcinol [4-Chloro 1,3 Di-Hydroxy Benzene] 95-88-5

14.
5 Amino Ortho Cresol 2835-95-2

15.
Para Phenylene Diamine [PPD] – Purified Grade 108-50-3

16.
Para Amino Phenol 123-30-8

17.
Meta Amino Phenol 591-27-5

18.
Resist Salt ( m-Nitro Benzene Sulphonic Acid) 127-68-4

19.
Resorcinol (m-Dihydroxybenzene) (1:3 Benzenediol) 108-46-3

20.
Red BN 54 [4(2-Hydroxy ethylamino) 3-Nitro Phenol] 65235-31-6

21.
HC Red BN [4(3-Hydroxy propylamino) 3-Nitro Phenol] 92952-81-3

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Sr. No.	Dye Intermediates
Sr. No.	Product Name	Assay	Mol. Wt.
1.	1,4 Bis (4-Amino 2-Sulfo-Styryl) Benzene (CAS No.084963-07-5)	98 % Min HPLC	472
2.	1-Naphthol 3,6 Disulfonic Acid (Violet Acid)	38 % Min	304
3.	1-Naphthylamine 3,6,8 Trisulphonic Acid (Koch Acid)	65 % Min	384
4.	2 Amino 2'Methyl Diphenyl Ether	98 % Min	199
5.	2-2' 5-5' Tetra Chloro Benzidine (TCB)	99 % Min	322
6.	2-Amino 2’ Methyl Diphenyl Ether	98 % Min	199
7.	2-Amino 2’,4’ Dichloro Diphenyl Ether (CAS No.26306-64-9)	99 % Min	254
8.	2-Amino 4-Chloro Diphenyl Ether	98 % Min	219
9.	2-Amino Sulfo N-Methyl Cyclohexylamide	99 % Min HPLC
10.	2-Methyl 5-Nitro Benzene Sulfonethanol Amide	75 % Min	260
11.	2-Naphthlamine-6-Sulfonmethylamine	99 % Min HPLC	236
12.	2-Naphthylamine 6-Sulphonic Acid (Broenners Acid)	90 % Min	223
13.	3,3' Dichlorobenzidine (3 3 DCB)	70 % Min	253
14.	3,3'-Dimethyl Benzidine (Ortho Tolidine Base)	74 & 90 % Min	212
15.	3,5-Diamino Benzoic Acid (3,5-DABA)	99 % Min	152
16.	3-Amino 4-Chloro Benzamide	99 % Min HPLC	170
17.	4-Amino Diphenyl Sulfonic Acid (4-ADAPSA)	90 % Min	264
18.	4-(Acetylamino)-2-Amino Benzene Sulfonic Acid (Acetyl MPDSA)	75 % Min	230
19.	4,4' Diamino Diphenyl Sulponamide (DASA)	95 % Min	263
20.	4,4' Diaminodiphenyl 2, 2' Disulfonic Acid (BDSA)	75 % Min	344
21.	4,4'Diamino Diphenylamine 2-Sulfonic Acid (FC Acid)	92 % Min	279
22.	4-Chloro 2-Amino Phenol (4-CAP) (Technical/Pharma Grade)	98 % Min	143
23.	4-Nitro 2-Amino Phenol 6-Sulfonic Acid (4-NAPSA)	85 % Min	234
24.	6-Acetylamine 2-Aminophenol 4-Sulphonic Acid (6 Acetyl OAPSA)	90 % Min	246
25.	6-Nitro-2-Amino Phenol 4- Sulfonic Acid(6 NAPSA)	70 % Min	234
26.	7-Amino-1-Naphthol-3,6-Disulfonic Acid (2R Acid)	80 % Min	319
27.	Acetyl H-Acid	60 % Min	361
28.	4,4-Bis(2-Amino-Benzenesulfonyl) Bisphenol Ester	90 % Min	538
29.	Benzoyl H-Acid	59 % Min	423
30.	Benzoyl J-Acid	40 % Min	343
31.	Dehydrothio Para Toludine Sulfonic Acid (DTPTSA)	60 % Min	320
32.	ISO Amino J-Acid	65 % Min	303
33.	N-Acetyl J-Acid	80 % Min	281
34.	Naphthalene-2-Sulfanide-3-Amino-6,8-Disulfonic Acid	99 % Min HPLC
35.	N-Methyl Gamma Acid	90 % Min	253
36.	N-Methyl J-Acid	80 % Min	253
37.	N-Phenyl J-Acid	70 % Min	315
38.	Ortho Amino Phenol 4 Sulphonic Acid (OAPSA)	90 % Min	189
39.	Ortho Dianisidine Base (Fast Blue B Base) (OD Base)	95 % Min	244
40.	Para Amino Azo Benzene 3,4-Disulfonic Acid	85 % Min	357
41.	Para Amino Azo Benzene 4-Sulphonic Acid (PAABSA)	90 % Min	277
42.	R.W. Acid Di J-Acid	50 % Min	461
43.	Vinyl Sulphone Ester (Benzanilide Base)	95 % Min	320
44.	Vinyl Sulphone Ester 2,5 Dimethoxy Aniline Base (2,5 DMAVS)	92 % Min	341
45.	1,4-Sulphophenyl 4-Carboxy 5-Pyrazolone (1,4 SPCP)	90 % Min	284
46.	Vinyl Sulphone Ester Ortho Anisidine Base (OAVS)	95 % Min	311
47.	Vinyl Sulphone Ester Para Cresidine Base (PCVS)	95 % Min	325
48.	4-Sulfo Anthranilic Acid	70 % Min	217
49.	5-Sulfo Anthranilic Acid	85 % Min	217

Sr. No.	Hair Dye Intermediates	CAS No.
1.	1-Naphthol	90-15-3
2.	1,5 Dihydroxy Naphthalene	83-56-7
3.	1,6 Dihydroxy Naphthalene	575-44-0
4.	2,3 Dihydroxy Naphthalene	92-44-4
5.	2,3 Dihydroxy Naphthalene-6-Sulphonic Acid –Sodium Salt [Di-Oxy R Acid]	207226-42-4
6.	2:5 Diamino Toluene Sulfate	615-50-9
7.	2,7 Dihydroxy Naphthalene	582-17-2
8.	2,7 Dihydroxy Naphthalene-6-Sulphonic Acid [Di-Oxy G Acid]	6357-93-3
9.	2,7 Dihydroxy Naphthalne 3,6-Disulphonic Acid –Disodium Salt	7153-21-1
10.	2 Methyl Resorcinol	608-25-3
11.	2 Chloro Para Phenylene Diamine	615-66-7
12.	2 Nitro Para Phenylene Diamine	5307-14-2
13.	4 Chloro Resorcinol [4-Chloro 1,3 Di-Hydroxy Benzene]	95-88-5
14.	5 Amino Ortho Cresol	2835-95-2
15.	Para Phenylene Diamine [PPD] – Purified Grade	108-50-3
16.	Para Amino Phenol	123-30-8
17.	Meta Amino Phenol	591-27-5
18.	Resist Salt ( m-Nitro Benzene Sulphonic Acid)	127-68-4
19.	Resorcinol (m-Dihydroxybenzene) (1:3 Benzenediol)	108-46-3
20.	Red BN 54 [4(2-Hydroxy ethylamino) 3-Nitro Phenol]	65235-31-6
21.	HC Red BN [4(3-Hydroxy propylamino) 3-Nitro Phenol]	92952-81-3