Naphthalene Intermediate
Pyridone Intermediates
Pyrazolone Intermediates
Anthraquinone Intermediates
 
 
Benzene Intermediates

Name of the Intermediates Commercial Name CAS No. Mol. Wt. Empirical Formula Structure Uses
Salicylic Acid (Technical Grade) 2-Hydroxybenzoic Acid Gujarat Organics 138.12 C 7H 6O 3

In the manufacture of various Salicylates, Azo Dyes Phenolic Resins, Veternary Drugs.

M.P.D.S.A  Meta Phenylene Diamine 4 Sulfonic Acid 88-63-1 188 (Free Acid) C 6 H8N 2 O 3S

Dye Intermediates

Benzaldehyde Benzaldehyde

 

 106  C 7 H 6 O

Basic Dyes

N,N, Dimethyl Aniline 1:3 Phenylene Diamine 6 Sulfonic Acid

 

121.18 C 8 H 11 N

Basic Dyes and Acid Dyes

Ortho Phenylene Diamine Double Distilled Flakes

1-2 Di Amino Benzene (OPD)

 94-54-5 108.14 C 6 H 4 -(NH 2 ) 2
Reactive Dyes
Meta Toluidine Meta Toluidine   107.15 C 7 H 9 N
Reactive Dyes



Name of the Intermediates Commercial Name Cas
No. 		Mol. Wt. Empirical Formula Structure Uses
Ortho Phenylene Diamine Double Distilled Flakes 1-2 Di Amino Benzene 94-54-5 108.14 C 6 H 4 -(NH 2 ) 2

Reactive Dyes

Meta Toluidine Meta Toluidine

 

107.15 C 7 H 9 N

Reactive Dyes

Para Toluidine Para Toluidine

 

107 C 7 H 9 N

Acid Dyes

Reactive Dyes

Solvent Dyes

 



Name of the Intermediates Commercial Name Cas
No. 		Mol. Wt. Empirical Formula Structure Uses
5-Nitro –2-Amino Phenol 5NAP 121-88-0 154 C 6 H 6 N 2 O 3

Acid Dyes

Meta Nitro Chloro Benzene Meta Nitro Chloro Benzene

 

157.5 C 6 H 4 CINO 2

Disperse Intermediates
2-Chloro-4 Nitroaniline Ortho ChloroPara Nitro Aniline (OCPNA) 121-87-9 172.57 C 6 H 5 CIN 2 O 2

Disperse Dyes

Vinyl Sulfone Ester of Para Cresidine 2-Chloro-4- Nitrobenzenamine 21635-619- 8 325 C 10 H 15 NO 7 H 2

Reactive Dyes



Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
Vinyl Sulphone ester of 2,5 Dimethoxy Aniline Vinyl Sulphone ester of 2,5 Dimethoxy Aniline 26672-24-2 341 C 10 H 15 O 8 S 2 N

Reactive Dyes

2 Amino Phenol 4 Sulfonamide (OPSAMAIDE) 2 Amino Phenol 4 Sulfonamide (OPSAMAIDE)   188 C 6 H 8 N 2 O 3 S

Reactive Dyes



Name of the Intermediates Commercial Name CAS No. Mol. Wt. Empirical Formula Structure Uses
2-Amino Phenol-4- methyl sulphone [Methyl sulphone ] APMS

 

187 C 7 H 9 NO 3 S

Acid Dyes

Reactive Dyes

 

Vinyl Sulfone of Nitrobenzene (Meta base) 3-Amino Phenyl-Hydroxy Ethyl Sulfone 5246-57-1 201 C 10 H 15 NO 3 S

Reactive Dyes

Venyl Sulfone Ester of Aniline 4-Amino Phenyl-beta- Hydroxy Ethyl Sulfone Sulfate Ester 249489-5 281 C 8 H 11 NO 6 S 2

Reactive Dyes

Para Nitro Aniline Para Amino Phenyl- beta-Hydroxy Ethyl Sulfone Sulfate Ester   138.12 C 6 H 6 N 2 O 2

Acid Dyes

 
Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
Para Anisidine Para Anisidine 4 Methoxyaniline

 

123 C 7 H 9 ON

Direct Dyes
Acid Dyes
Reactive Dyes

 

2 Nitro PPD Ortho Nitro Para Phenylene Diamine

 

153 C 6 H 7 N 3 O 2

Acid Dyes

Vinyl Sulfone Ester of 2:5 Dimethoxy Aniline 2-(4-Amino-2,5- Dimethoxy-Phenyl- Sulfonyl) Ethanol Sulfate Ester

 

341 C 10 H 15 O 8 S 2 N

Reactive Dyes



Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
Vinyl Sulfone Ester Ortho Anisidine 1 Amino 2 Methoxy – 4- Beta-Hydroxy-Ethyl Sulfone Ester of Sulfuric Acid

 

311 C 9 H 13 NO 7 S 2

Reactive Dyes

Vinyl Sulfone Ester Acetanilide Base Para Amino Phenyl Beta Hydroxy Ethyl Sulfone Sulfate Ester

 

281 C 8 H 11 NO 6 S 2

Reactive Dyes

Fast Red B Base Ortho- Anisidine 2 Methoxy-4-Nitro Aniline 97-52-9 168 C 7 H 8 N 2 O 3

Coupling with Napthols to make Dyes for Cotton

2:5 Dichloro Aniline- 4-Sulphonic Acid 2:5 D.C.A-4-S.A

 

242 (as free acid) C 6 H 5 NC l2SO 3

Acid Dyes



Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
3-Amino-4-Methoxy Benzanilide 3 Amino 4 Anisanilide 120-35-4 242 C 14 H 14 N 2 O 2

Disperse Dyes

Para Phenyline Diamine Sulphonic Acid AAAA-3Amino 4 Anisic Acid Anilide

 

188 C 6 H 8 SO 3 N 2

Acid Dyes

Ortho Nitro Aniline Para Sulfonic Acid Benzamide

 

218 C 6 H 6 O 5 N 2 S

Disperse Dyes

Para Amino Azo Benzene 4 Sulfonic Acid Sodium Salt PAABSA

 

299 C 12 H 10 N 3 SO 3 Na

Direct Dyes



Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
Meta Phenoxy Benzaldehyde Meta Phenoxy Benzaldehyde

 

198 C 13 H 10 O 2

Agro Chemicals

Anthranilic Acid 2 Amino Benzoic Acid

118-92.3

137.15 C 7 H 7 NO 2

Acid Dyes

Vat Dyes

 

Salicylic Acid(Technical) 2-Hydroxy Benzoic Acid

 

138.12 C 7 H 6 O 3

In the manugacture of various Salicylates, Azo Dyes Phenolic Resins, Veternary drugs

4 Nitro 2 Amino Phenol 4NAP 99-57-0 154 C 6 H 6 N 2 O 3

Acid Dyes



Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
4-Chloro-2-Amino Phenol 4-Chloro-2-Amino Phenol

 

143.5 C 6 H 6 ONCl

Drug Intermediates

Acid Dyes and Direct Dyes

 

Para Phenylene Diamine Ortho Sulfonic Acid PPDOSA

 

188 C 6 H 8 O 3 N 2 S

Acid and Reactive Dyes

Meta Phenylene Di Amine Di Sulphonic Acid MPDDSA

 

268 C 6 H 8 N 2 O 6 S 2

Acid and Reactive Dyes


Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
4B-Acid Para Toluidine Meta Sulphonic Acid

 

187.2 (Free Acid) C 7 H 9 NO 3 S

Pigments

6-Acetylamino O A P S A 2-Amino-5-Methyl Benzene Sulphonic Acid 40309-75-0 246 C 8 H 10 N 2 O 5 S

Reactive Dyes

Para Chloro Aniline PCA

 

127.5 C 6 H 6 NCl

Reactive Dyes

Acid Dyes

Direct Dyes

 

4-Nitro MPD P-Nitro-M-Phenylene Di Amine 4-Nitro-1:3 Phenylene Di Amine 5131-58-8 153 C 6 H 7 N 3 O 2

Acid Dyes



Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
2.5 Di Chloro P.P.D   20103-09-7 177 C 6 H 6 N 2 Cl 2

Acid Dyes

Reactive Dyes

 

Acetanilide (Technical) Acetanilide 103-84-4 135  C 8 H 9 NO

Reactive Dyes

ParA Nitro Benzoic Acid

(P.N.B.A) 		Para Nitro Benzoic Acid   167 C 6 H 4 COOH NO 2

Reactive Dyes

4-Sulpho Anthranilic Acid 4-Sulpho 2 Amino Benzoic Acid

 

217 C 7 H 7 O 5 NS

As Dye Intermediate in manufacturing of Pigment Yellow G(MLB), Acid Yellow 54, Direct Yellow 70



Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
P,P'-Diamino Benzanilide DABA

 

227 C 13 H 13 N 3 O

Intermediates for Dyestuffs

N-Ethyl-N-Benzyl Aniline m-Sulphonic Acid (EBASA) EBASA

 

291 [C 6H 5 N(C 2 H 5 )(CH 2 C 6 H 5 )]SO 3 (C 15 H 17 NSO 3 )

Intermediates for Food Colours

Manufacturing of Acid Dyes
Benzidine 2,2' Disulfonic Acid (B.D.S.A) 4,4' Diamino Diphenyl

 

207.5 C 6 H 6 NSO 3 Cl

Acid Dyes



Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
Ortho Chloro Metanilic Acid (O.C.M.A) 2-Chloro Aniline –5 Sulfonic Acid

 

207.5 C 6 H 6 NSO 3 Cl

Acid Dyes

2,5-Dimethoxy Aniline 1-Amino-2,5-Dimethoxy Benzene 102-56-7 153 C 8 H 11 NO 2

Intermediate for Dyestuffs

Ortho Amino Phenol-4-Sulfonic Acid 2,5-Dimethoxy Benzamine 98-37-3 189 C 6 H 7 NO 4 S

Intermediate for Dyestuffs

Meta-Xylidine-ortho- Sulphonic Acid 3-Amino-4-Hydroxy Benzenesulfonic Acid 88-22-2 201 C 8 H 11 SO 3 N

Direct Dyes



Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
PaRA Phenylene Diamine 1,4-Benzenediamine P- Diaminobenzene 106-50-3 108 C 6 H 8 N 2

Intermediates for Dyestuffs

Aniline-2,5- Disulfonic Acid 2-Amino-1,4- Benzenedisulfonic acid 98-44-2 253 C 6 H 7 NO 6 S 2

Intermediates for Dyestuffs

Meta Ureido Aniline Hydrochloride 3-Ureide Aniline Hydrochloride 59690-88-9 187.5 C 7 H 10 N 3 OCl

Intermediates for Dyestuffs

Para Amino Acetanilide-3- Sulfonic Acid 4-Amino Acetanilide-3-Sulfonic Acid

 

230 C 8 H 10 O 4 N 2 S

Reactive Dyes



Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
4-Nitro-2-Amino Phenol-6-Sulfonic Acid 4-Nitro-2-Amino Phenol- 6-Sulfonic Acid

 

234 C 6 H 6 O 6 N 2 S

Acid Dyes

 

6-Nitro-2-Amino Phenol- 4-Sulfonic acid 6-NAPSA 96-93-5 234 C 6 H 6 O 6 N 2 S

Interm
ediates for Dyestuffs

Para Amino Benzoic Acid 3-Amino-4-Hydroxy-5- NitroBenzenesulfonic acid M.P –186 TO 187 0 c 137 C 7 H 7 NO 2

Drugs Intermediates

F C Acid 4,4'-Diamino Diphenylamine-2- Sulfonic Acid p,p'-Diamino Dihenylamine-o-Sulfonic Acid 119-70-0 279 C 12 H 13 N 3 O 3 S

Intermediate for Acid Dyes and Direct Dyes



Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
4-4' Diaminostilbene 2-2' Disulfonic Acid DASDA

 

370.4 C 14 H 14 N 2 O 6 S 2

Reactive Dye

4-4' Diaminostilbene 2-2' Disulfonic Acid DASDA

 

(Free Acid) C 14 H 12 N 2 O 6 S 2 Na 2

Reactive Dye

4 ADPASA 4- Amino Diphenylamine 2 Sulfonic Acid 414 C 12 H 12 N 2 O 3 S C 12 H 12 N 2 O 3 S

Reactive Dye

2 NADPASA 2-Nitro-4'-Amino Diphenylamine-4 Sulfonic Acid (Disodiu m Salt) C 12 H 11 N 3 O 5 S C 12 H 11 N 3 O 5 S

Intermediats for Dyestuffs



Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
4 NADPASA 4-Nitro-4'-Amino Diphenylamine-2 Sulfonic Acid

 

309 C12H11N3O5S

Intermediats for Dyestuffs Acid Orange 67

Ortho-Di Anisidine(Fast Blue B Base) 3,3' Di Methoxy 4,4' Diamino Di Phenyl 37235 244.28 M.P 137 TO 138 C 14 H 16 N 2 O 2

For Coupling with Napthols



 

Name of the Interme diates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
Peri Acid 1-Naphthlamine-8- Sulfonic Acid 2-Amino-5- Napthalene Sulfonic Acid 82- 75-7 223 C 10 H 9 NO 3 S

Intermediates for Dyestuffs
J-Acid 2-Amino-5Napthol-7- Sulfonic Acid 2-Amino-5- Hydroxynapthalene- 7-sulfonic acid 87- 02-5 239 C 10 H 9 NO 4 S

Intermediates for Dyestuffs
Gamma- Acid 2-Naphthylamine-8- Hydroxy-6-Sulfonic Acid

 

239 C 10 H 9 N 1 O 4 S 1

Intermediates for Dyestuffs
Laurent's Acid 1-Naphthlamine-5- Sulfonic Acid 5-Amino-1- Napthalene Sulfonic Acid 84- 89-9 223 C 10 H 9 NO 3 S

Intermediates for Dyestuffs
C Acid (Casella Acid) 2-Aminonaphthalene- 4,8-Disulfonic acid 3-Naphthylamine-1,5- Disulfonic Acid 131- 27-1 303 C 10 H 9 NO 6 S 2

Intermediates for Dyestuffs


Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
Acetyl Bronner's Acid 2 Napthyl Acetyl 6 Sulphonic Acid

 

265 C 10 H 11 O 4 NS

Intermediates for Dyestuffs
Phenyl Peri Acid 1-Phenylamino-8- Napthalene Sulfonic Acid 1-Anilino-8-Napthalene Sulfonic Acid 8-Anilino-1-Napthalene Sulfonic Acid 83-76-8 299 C 16 H 13 NO 3 S

Intermediates for Dyestuffs
l 1-Acetyl Amino 7 Naphthol (1 Acetamido 7 Napthol)

8 Acetyl Amino 2 Naphtho

 

201 C 12 H 11 NO 2

Intermediates for Dyestuffs
K Acid 2-Naphthylamine-3,6,8- Trisulfonic acid 2-Amino-3,6,8- Naphthalene Trisulfonic acid 118-03-6 383 C 10 H 9 NO 9 S 3

Intermediates for Dyestuffs
Sulfo Tobias Acid 2-Amino-5-Naphthol-7- Sulfonic acid 2-Amino-5- Hydroxynapthalene-7- Sulfonic acid 117-62-4 303 C 10 H 9 NO 6 S 2

Intermediates for Dyestuffs


Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
Alpha Naphthylamine

Alpha Naphthylamine

 

143 C 10 H 9 N

Raw materials for Alpha Napthol, Alpha Napthylamine Sulfonic Acid and Intermediate for Azo Dyes, Rubber Chemicals and other organics.
European K Acid (Kalle Acid) 1,7 Naphthalene Disulfonic Acid, 4 Amino 5 Hydroxy

 

319.3 C 10 H 9 O 7 N

Intermediates for

Acid Dyes and Reactive Dyes

 

Bronner's Acid 2 Naphthyl Amine 6 Sulphonic Acid

 

223 NH2

Intermediates for
Acid Dyes
Reactive Dyes
Direct Dyes

 

H Acid 1-Amino-8-Napthol-3,6- Disulfonic Acid 20-20-5 319.2 HO3S

Intermediates for
Acid Dyes
Reactive Dyes
Direct Dyes

Amido G Acid / Amino G Acid 2-Naphthylamine 6:8 Disulfonic Acid

 

303 C 10 H 9 SO 3 N

Intermediates for
Acid Dyes
Direct Dyes



Name of the Intermediates Commercial Name Mol. Wt. Empirical Formula Structure Uses
N-Methyl J Acid 6-Methyl Amine 1 Napthol 3 Sulfonic Acid 253 MAHAKALI CHEMICALS(BIPIN BHAI)

Intermediates for
Reactive Dyes

 

Mixed Cleve's Acid 1-Naphthylamine –6-Sulfonic acid+1-Naphthylamine-7-Sulfonic Acid 223 C10 H 9 O 3 NS

Intermediates for
Acid Dyes
Reactive Dyes
Direct Dyes

 

Acetyl J Acid 2-Acetylnaphthylamine-5- Hydroxy-7-Sulfonic Acid (1-NapthoL 3-Sulfonic Acid 6 Aceto Amido 281 C 12 H 11 NO 4 S

As Dye Intermediates in manufacturing of Reactive Dyes and Acid Dyes
Phenyl Gamma Acid  1NApthol 3 Sulfonic Acid 7 Anilino 315 C16H13NO4S

Intermediates for Dyestuffs
Armstrong Acid

1 Napthalamine 4-8 Disulfonic Acid

Napthalamine 1: 5 Disulfonic Acid
303 C 10 H 9 O 6 SN

Oxidant Colors, Hair Colors Intermediates



Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure Uses
Oxy Laurent's Acid 1-Naphthol 5 Sulfonic Acid 117-59-9 246 C 10 H 8 O 4 S

Hair Color Intermediates

(L-Acid) 1-Benzoyl Naphthylamine- 8-Hydroxy-3,6 Disulfonic Acid Or (1 Napthol 3,6 Disulfonic Acid-8-Benzamido)   423  C17H14N2O8S2

Reacive Red 4 Direct Green 49
Benzoyl H Acid 4:5 Dihydroxy 2:7 naphthalene Disulfonic Acid 148-25-4 320 C 10 H 8 O 8 S 2

Intermediates for
Acid Dyes
Acid red 131

 

Chromotropic Acid

 

 

 4:5 Dihydroxy 2:7 naphthalene Disulfonic Acid 148-25-4 320 C10 H 8 O 8 S 2 AZO DYES



 

Name of the Intermediates Commercial Name Mol. Wt. Structure Uses
3-carbamoyl-2- Pyridone 3-Carbamoyl-4-Methyl-6- Hydroxy-N-Ethyl-2- Pyridone 196

Intermediates for Reactive Dyes and Disperse Dyes

3 Cyano Ethyl Pyridone (N- Ethyl Cyano Pyridone) N-Ethyl 3 Cyano 4 Methyl 6 Hydroxy 2- Pyridone 178

Intermediates for Reactive Dyes and Disperse Dyes

1:4 Dimethyl Cyano- 2 Pyridone 3-Cyano-1:4 Dimethyl-6- Hydroxy-2-Pyridone 164

Intermediates for Reactive Dyes and Disperse Dyes

Butyl Cyano Pyridone 3-Cyano-4-Methyl-6- Hydroxy-n-Butyl-2- Pyridone 206

Intermediates for Reactive Dyes and Disperse Dyes



Name of the Intermediates Commercial Name Mol. Wt. Structure Uses
Beta-Hydroxyethyl Cyano Pyridone 3-Cyano-4-Methyl-6- Hydroxy-1-(Beta- Hydroxyethyl)-2- Pyridone 194

Intermediates for Reactive Dyes and Disperse Dyes

Sulfomethyl Carbamoyl Pyridone 1-Ethyl-5-Carbamoyl-6- Hydroxy-4-Methyl-3- Sulfomethyl-2-Pyridone 290

Intermediates for Reactive Dyes and Disperse Dyes

3 Cyano Methyl Pyridone N-Methyl 3 Cyano 4 Methyl 6 Hydroxy 2- Pyridone 163

Intermediates for Reactive Dyes and Disperse Dyes

(N- Methyl Cyano Pyridone) 4-Methyl-6-Hydroxy-n- Ethyl-2-Pyridone 153

Intermediates for Reactive Dyes and Disperse Dyes

 





 

Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure
S.P.M.P 1-(4-Sulphophenyl)-3- Methyl-5-Pyrazolone 89-36-1 254.3 C 10 H 10 N 2 O 4 S

V S Pyrazolone

(-OH)

1-4(Beta Hydroxy Ethyl Sulfone)-Phenyl-3- Methyl-5-Pyrazolone   282 Dentex or Mayur dye chem specification

1-Phenyl-3-Methyl-5- Pyrazolone PMP   174 C 10 H 10 N 2 O

1-[4'-Sulfophenyl]-3-Methyl-5-Pyrazolone 4-[3'-Methyl-5'- Pyrazolone]- Benzenesulfonic Acid 74583-53-2 254 C 10 H 8 N 2 O 4 S



Name of the Intermediates Commercial Name Cas No. Mol. Wt. Empirical Formula Structure
1-[2,5-Dichloro-4'- Sulfophenyl]-3- Methyl-5- Pyrazolone 1-[2,5-Dichloro-4- Sulfophenyl]-3-Methyl-5- Pyrazolone 2,5-Dichloro- 4-[3'-Methyl-5'- Pyrazolone]- Benzenesulfonic Acid 84-57-1 323 C 10 H 8 C 12 N 2 O 4 S

Quinizarine (1:4:Di-Hydroxy Anthraquinone)

 

240 C14H8O4





 
Anthraquinone Intermediates


Name of the Intermediates Commercial Name Mol. Wt. Structure Uses
2-Amino Anthraquinone Betamine 223

Intermediates For Vat Dyes and Disperse Dyes

1- Chloroanthraquinon e

1- Chloroanthraquinon e

242

Intermediates For Vat Dyes and Disperse Dyes

1-Amino 2,4- Dibromo Anthraquinone

1-Amino 2,4- Dibromo Anthraquinone

381

Intermediates For Vat Dyes and Disperse Dyes

1-Amino-2-Bromo-4- Hydroxyanthraquino ne Bromo Pink 318

Intermediates For Vat Dyes and Disperse Dyes



Name of the Intermediates Commercial Name Mol. Wt. Structure Uses
1,5 Dichloro Anthraquinone

1,5 Dichloro Anthraquinone

277

Intermediates For Vat Dyes and Disperse Dyes

1,8 Dichloroanthraquino ne

1,8 Dichloroanthraquino n

277

Intermediates For Vat Dyes and Disperse Dyes

1-Methyl Amino Anthraquinone

1-Methyl Amino Anthraquinone

237

Intermediates For Vat Dyes and Disperse Dyes

Anthraqinone-1,5- Disulphonic Acid, Disodium Salt

Anthraqinone-1,5- Disulphonic Acid, Disodium Salt

368

Intermediates For Vat Dyes and Disperse Dyes

Anthraquinone –2- Sulfonic Acid ,Sodium Salt

Anthraquinone –2- Sulfonic Acid ,Sodium Salt

288

 

Intermediates For Vat Dyes and Disperse Dyes

Anthraquinone –1-
Sulfonic Acid(K- Salt) 		Anthraquinone –1- Sulfonic Acid(K- Salt)   Intermediates For Vat Dyes and Disperse Dyes



 
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