Product Category

Intermediates

A concise list of commonly referenced dye intermediates, with essential identifiers and specification information.

Reference Intermediates

Product name, chemical name, CAS number, molecular weight, specification and structure information.

Product Name Chemical Name / Formula CAS No. Mol. Wt. Specification Structure
G Salt

G盐

2-naphthol-6,8-disulfonate dipotassium salt

C10H6O7S2K2

842-18-2
380
Purity: >=70.0%

Appearance: Greyish White Paste

G Salt structure
R Salt

R盐

2-naphthol-3,6-disulfonate disodium salt

C10H6O7S2Na2

135-51-3
348
Purity: >=80.0%

Appearance: Pale White Powder

R Salt structure
Scaeffer's Acid Potassium Salt

薛佛氏钾盐

2-Naphthol-6-sulfonic acid potassium salt

C10H7O4SK

833-66-9
262
Purity: >=98.0%

Appearance: White Crystal Powder

Scaeffer's Acid Potassium Salt structure
Scaeffer's Acid Sodium Salt

薛佛式钠盐

2-Naphthol-6-sulfonic acid sodium salt

C10H7O4SNa

135-76-2
246
Purity: >=85.0%

Appearance: White Crystal Powder

Scaeffer's Acid Sodium Salt structure
Sulfanilic Acid

对氨基苯磺酸

4-Aminobenzene sulfonic acid

C6H7NO3S

121-57-3
173
Purity: >=99.0%

Appearance: White Crystal Powder

Sulfanilic Acid structure
H Acid

H酸

8-Amino-1-naphthol-3,6-disulfonic acid

C10H9NO7S2

90-20-0
319
Purity: >=80.0%

Appearance: Greyish White Powder

H Acid structure
Amino K-Acid

氨基K酸

2-Naphthylamine-3,6,8-trisulfonic acid

C10H9NO9S3

41016-61-9
383
Purity: >=70.0%

Appearance: Light-yellow Powder

Amino K-Acid structure
Gamma Acid

伽马酸

6-Amino-4-hydroxy-2-naphthalenesulfonic acid

C10H9NO4S

90-51-7
239
Purity: >=90.0%

Appearance: Greyish White Powder

Gamma Acid structure
DEMAP

间羟

3-Diethylaminophenol

C10H15NO

91-68-9
165
Purity: >=98.5%

Appearance: White to Rose Crystal

DEMAP structure
Sulfo Tobias Acid

磺化吐氏酸

2-Amino-1,5-naphthalenedisulfonic Acid

C10H9NO6S2

117-62-4
303
Purity: >=65.0%

Appearance: Greyish-white to White Granule

Sulfo Tobias Acid structure
DMAS

DMAS

Dimethyl Acetylsuccinate

C8H12O5

10420-33-4
188
Purity: >=97.0%

Appearance: White Liquid

DMAS structure
SPCP

羧基酮

1-(4'-Sulfophenyl)-carboxy-5-pyrazolone

C10H8N2O6S

118-47-8
284
Purity: >=90.0%

Appearance: Pale Yellow Powder

SPCP structure
PAABSA

对氨基偶氮苯-4-磺酸

4-Aminoazobenzene-4'-Sulfonic Acid

C12H11N3O3S

104-23-4
277
Purity: >=97.0%

Appearance: White Liquid

PAABSA structure

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