WEGO Chemical & Mineral Corp.

Theophylline

Product Information

Product Name

Theophylline

Synonyms

1,3-Dimethylxanthine; 2,6-Dihydroxy-1,3-dimethylpurine

CAS Number

58-55-9

Molecular Weight

180.16

Molecular Formula

C7H8N4O2

Specifications

Appearance

White crystalline powder

Assay

99 – 101 %

Identifications

Positive reaction

Acidity

50 mL of solution S consumes 0.01 mL

Appearance of Solution

Clear, colorless

Related Substances

≤ 0.5 %

Heavy Metals

≤ 20 ppm

Organic Volatile Impurities

Meets the requirements

Loss on Drying

≤ 0.5 %

Sulphated Ash

≤ 0.1 %

Melting Point

270 – 274 °C

Packing Options

25 kg net bags

Other packing options are available upon request

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