Good User Reputation for Fluorescent Brightener Ob-1 C.I. 393 - 2,5-Thiophenedicarboxylic acid CAS NO.: 4282-31-9 – DEBORN

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Good User Reputation for Fluorescent Brightener Ob-1 C.I. 393 - 2,5-Thiophenedicarboxylic acid CAS NO.: 4282-31-9 – DEBORN Detail:

Chemical Name 2,5-Thiophenedicarboxylic acid

Synonyms：RARECHEM AL BE 0623;2,5-Thiophenedicarbo; 2,5-DICARBOXYTHIOPHENE; 2,5-THIOPHENEDICARBOXYLIC;Thiophene-2,5-Dicarboxyl Acid; Thiophene-,’-dicarboxylic acid; 2,5-THIOPHENEDICARBOXYLIC ACID; THIOPHENE-2,5-DICARBOXYLIC ACID;

Molecular Formula C6H4O4S

Structure

CAS Number 4282-31-9

Specification

Appearance: white to light yellow crystal powder

Purity:≥99%

Melting point:328-330°C

Fineness: Through 100 meshes.

Application :

Used for the synthesis of fluorescent whitening agent。

Packing: 25kg/BAG

Storage: Store in dry, ventilated areas to avoid direct sunlight.

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