3-Aminobut-2-Enenitrile; 2-Butenenitrile, 3-Amino-; 3-Amino-But-2-Enenitrile; (E)-3-Aminobut-2-Enenitrile; 2-Butenenitrile, 3-Amino-, (2Z)-; 3-Amino-2-Butene Nitrile

Brief Introduction

3-Aminocrotononitrile is used as a dye intermediate.

Bromophenol Blue

CAS:115-39-9

Molecular Formula:C19H10Br4O5S

Alias

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3',3'',5',5''-Tetrabromophenolsulfonephthalein; 2,6-Dibromo-4-[3-(3,5-Dibromo-4-Hydroxyphenyl)-1,1-Dioxo-2,1Lambda6-Benzoxathiol-3-yl]Phenol; Bromphenol Blue Sultone Form; Phenol, 4,4'-(3H-2,1-Benzoxathiol-3-Ylidene)bis[2,6-Dibromo-, S,S-Dioxide; 3',3'',5',5''-Tetrabromophenolsulfonphthalein; Bromophenol blue (BPB); BPB; Albutest; Tetrabromphenol Blue; Bromo dye

Brief Introduction

Bromophenol blue is colorless or light rose red fine crystals. It is mainly used as an acid-base indicator, the pH discoloration range is 3.0 to 4.6, and the color changes from yellow to green to blue-violet.

Dichloroacetic Acid Methyl Ester

MSDS

CAS:116-54-1

Molecular Formula:C3H4Cl2O2

Alias

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Methyl 2,2-Dichloroacetate; Dimethoxyacetic Acid Methyl Ester; Aceticacid,Dichloro-,Methylester; Ethanoicacid,Dichloro-,Methylester; Methyldichloroethanoate

Brief Introduction

This product can be used as an intermediate in pharmaceutical synthesis. It is used to manufacture mycotoxin, chloramphenicol and other drugs. It is also used in the dye industry.

N-Acetylsulfanilyl Chloride

CAS:121-60-8

Molecular Formula:C8H8ClNO3S

Alias

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ASC; 4-Acetylamino Benzenesulfonyl Chloride; 4-Acetamidophenylsulfonyl Chloride; 4-Acetamidobenzenesulphonyl Chloride; 4-(Acetylamino)-Benzenesulfonylchlorid; 4'-(Chlorosulfonyl)Acetanilide; 4-Acetamidobenzene-1-Sulfonyl Chloride; 4-Acetamidobenzene Sulfonyl Chloride

Brief Introduction

Intermediates of a variety of sulfonamides, such as sulfathiazole, sulfaisoxazole, sulfamethyl isoxazole, sulfaphenylpyrazole, sulfadiazine, etc. It is also an intermediate of dyes.

Acid Red 119

CAS:12220-20-1

Molecular Formula:C31H25N5Na2O6S2

Alias

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Direct Black 168; C.I. Acid Red 119; Direct Black GB; Maroon V; Acid red V; Acid Red Brown v; Disodium; 3-[[N-Ethyl-4-[[4-[(3-Sulfonatophenyl)Diazenyl]Naphthalen-1-Yl]Diazenyl]Anilino]Methyl]Benzenesulfonate;; Benzenesulfonic Acid, 3-((Ethyl(4-(2-(4-(2-(3-Sulfophenyl)Diazenyl)-1-Naphthalenyl)Diazenyl)Phenyl)Amino)Methyl)-, Sodium Salt (1:2);

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