DTPTSA
DTPT
N W ACID
2-7 DIOL
1,6 Cleves Acid
1,7 Cleves Acid
Mix Cleves Acid
Peri acid
Violet acid
C Acid
European k Acid
Amido Epsilon Acid
Sulpho C Acid
K Acid
Schaffer Acid
Sulpho Gamma Acid
DTPTSA
DTPT
N W ACID
2-7 DIOL
1,6 Cleves Acid
1,7 Cleves Acid
Mix Cleves Acid
Peri acid
Violet acid
C Acid
European k Acid
Amido Epsilon Acid
Sulpho C Acid
K Acid
Schaffer Acid
Sulpho Gamma Acid
| Specification | |
| PRODUCT NAME | Dehydrothio-p-toluidine Sulfonic Acid (DTPTSA) |
| SYNONYMS | 2-(4-AMINOPHENYL)-6-METHYL-1,3- BENZOTHIAZOLE-7- SULFONIC ACID |
| CAS NO. | 130-17-6 |
| Molecular Formula | C14H12N2O3S2 |
| MOLECULAR WEIGHT | 320.39 g/Mol |
| STRUCTURAL FORMULA | 
|
| Specification | Yellow/ Brownish Yellow |
| Purity | 65.0% Minimum |
| Purity by HPLC | 85.0% Minimum |
| Specification | |
| PRODUCT NAME | Dehydrothio-p-toluidine (DTPT) |
| SYNONYMS | 4-(6-methyl-1,3-benzothiazol-2-yl)aniline |
| CAS NO. | 92-36-4 |
| Molecular Formula | C14H12N2S |
| MOLECULAR WEIGHT | 320.39 g/Mol |
| STRUCTURAL FORMULA | 
|
| Specification | Yellow/ Brownish Yellow |
| Purity | 99.0% Minimum |
| Purity by HPLC | 98.0% Minimum |
| Specification | |
| PRODUCT NAME | N W ACID |
| SYNONYMS | 1-naphthol-4sulfonicacid |
| CAS NO. | 84-87-7 |
| Molecular Formula | C10H8O4S |
| MOLECULAR WEIGHT | 224.23 g/Mol |
| STRUCTURAL FORMULA | 
|
| Specification | Off White Colour Powder |
| Purity | 65.0% Minimum |
| Purity by HPLC | 99.0% Minimum |
| Specification | |
| PRODUCT NAME | 2-7 DIOL |
| SYNONYMS | 2,7-DIHYDROXYNAPHTHALENE |
| CAS NO. | 582-17-2 |
| Molecular Formula | C10H8O2 |
| MOLECULAR WEIGHT | 160.17 g/Mol |
| STRUCTURAL FORMULA | 
|
| Specification | Light grey to Grey and Light Green to Green |
| Purity by HPLC | 96.0% Minimum |
| Specification | |
| PRODUCT NAME | 1,6 Cleves Acid |
| SYNONYMS | 1-Amino-6-naphthalenesulfonic acid |
| CAS NO. | 119-28-8 |
| Molecular Formula | C10H9NO3S |
| MOLECULAR WEIGHT | 223.25 g/Mol |
| STRUCTURAL FORMULA | 
|
| Specification | Grey |
| Purity | 94.0% Minimum |
| Purity by HPLC | 92.0% Minimum |
| Specification | |
| PRODUCT NAME | 1,7 Cleves Acid |
| SYNONYMS | 1-Amino-7-naphthalenesulfonic acid |
| CAS NO. | 119-28-8 |
| Molecular Formula | C10H9NO3S |
| MOLECULAR WEIGHT | 223.25 g/Mol |
| STRUCTURAL FORMULA | 
|
| Specification | Grey |
| Purity | 90.0% Minimum |
| Purity by HPLC | 90.0% Minimum |
| Specification | |
| PRODUCT NAME | Mix Cleves Acid |
| SYNONYMS | 1-Amino-6-naphthalenesulfonic acid & 1-Amino-7-naphthalenesulfonic acid |
| CAS NO. | 119-28-8 |
| Molecular Formula | C10H9NO3S |
| MOLECULAR WEIGHT | 223.25 g/Mol |
| STRUCTURAL FORMULA |
|
| Specification | Grey |
| Purity | 90.0% Minimum |
| 1-6 Cleaves Acid by HPLC | 38.0% ± 3.0% |
| 1-7 Cleaves Acid by HPLC | 55.0% ± 3.0% |
| Peri Acid by HPLC | 5.0% Max |
| Laurent Acid by HPLC | 1.0% Max |
| Specification | |
| PRODUCT NAME | Peri acid |
| SYNONYMS | 1-naphthylamine-8-sulfonic acid |
| CAS NO. | 85-75-7 |
| Molecular Formula | C10H9NO3S |
| MOLECULAR WEIGHT | 223.25 g/Mol |
| STRUCTURAL FORMULA | 
|
| Specification | Grey To Reddish |
| Purity | 90.0% Minimum |
| Purity by HPLC | 94.0% Minimum |
| Specification | |
| PRODUCT NAME | Violet acid |
| SYNONYMS | 1-Hydroxy-3,6-naphthalenedisulfonicacid |
| CAS NO. | 578-85-8 |
| Molecular Formula | C10H8O7S 2 |
| MOLECULAR WEIGHT | 304 g/Mol |
| STRUCTURAL FORMULA | 
|
| Specification | Light Pink |
| Purity | 60.0% Minimum |
| Purity by HPLC | 93.0% Minimum |
| Specification | |
| PRODUCT NAME | C ACID (CASSELLA'S ACID) |
| CHEMICAL NAME | 2-NAPHTHYLAMINE 4,8 DISULFONIC ACID |
| CAS NO. | 131-27-1 |
| EMPIRICAL FORMULA | C10H9NO6S 2 |
| MOLECULAR WEIGHT | 303 g/Mol |
| STRUCTURAL FORMULA | 
|
| Specification | LIGHT PINKISH |
| Purity | 70.0% Minimum |
| Purity by HPLC | 96.0% Minimum |
| Specification | |
| PRODUCT NAME | EUROPEAN K ACID |
| CHEMICAL NAME | 1-AMINO-8-NAPHTHOL,4,6 DISULPHONIC ACID 8-AMINO 1 NAPHTHOL 3,5 DISULPHONIC ACID |
| CAS NO. | 40130-23-4 |
| EMPIRICAL FORMULA | C10H9NO7S2 |
| MOLECULAR WEIGHT | 319g/mol |
| STRUCTURAL FORMULA | 
|
| Specification | GREYISH OFF WHITE COLOUR |
| Purity | 70.0% Minimum |
| Purity by HPLC | 96.0% Minimum |
| Specification | |
| PRODUCT NAME | AMIDO EPSILON ACID |
| CHEMICAL NAME | 1 NAPHTHOL 3,8 DISULPHONIC ACID |
| CAS No. | 74543-22-9 |
| MOLECULAR Formula | C10H9NO6S2 |
| STRUCTURAL FORMULA | 
|
| Specification | Pinkish Brown |
| Purity | 80.0% Minimum |
| Purity by HPLC | 97.0% Minimum |
| Specification | |
| PRODUCT NAME | SULPHO C ACID |
| CHEMICAL NAME | 2-NAPHTHYLAMINE,4,6,8-TRI SULPHONIC ACID |
| CAS No. | 27310-25-4 |
| EMPIRICAL FORMULA | C10H9NO9S3 |
| Molecular Weight | 383.37 g/Mol |
| STRUCTURAL FORMULA | 
|
| Specification | Cream |
| Purity | 60.0% Minimum |
| Purity by HPLC | 98.0% Minimum |
| Specification | |
| PRODUCT NAME | K ACID |
| CHEMICAL NAME | 2-NAPHTHYLAMINE-3,6,8-TRISULFONIC ACID |
| CAS NO. | 118-03-6 |
| IMPERIAL FORMULA | C10H9NO9S3 |
| MOLECULAR WEIGHT | 383.37 g/Mol |
| STRUCTURAL FORMULA | 
|
| Specification | Dull YellowL |
| Purity. | 65.0% Minimum |
| Purity by HPLC | 98.0% Minimum |
| Specification | ||
| PRODUCT NAME | SCHAEFFER'S ACID | |
| CHEMICAL NAME | 2-NAPHTHOL 6-SULFONIC ACID | |
| CAS NO. | 93-01-6 | |
| EMPIRICAL FORMULA | C13H2O4S | C13H2OS |
| MOLECULAR WEIGHT | 224 g/Mol | |
| STRUCTURAL FORMULA | 
|
|
| Purity | 65% Minimun | |
| Specification | OFF WHITE TO BROWN COLOUR | |
| Specification | |
| PRODUCT NAME | SULPHO GAMMA ACID |
| CHEMICAL NAME | 1-NAPHTHOL-3,6-DISULFONIC ACID |
| CAS NO. | 90-40-4 |
| EMPIRICAL FORMULA | C10H9NO7S2 |
| MOLECULAR WEIGHT | 319 g/Mol |
| STRUCTURAL FORMULA | 
|
| Specification | Cream |
| Purity | 75.0% Minimum |
| Purity by HPLC | 97.0% Minimum |
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