Caffeine 98.5%, meets analytical specification of BP, USP

Supplier: Thermo Scientific Chemicals

ThermoScintific Chemicals

ThermoScintific Chemicals

Irritant Warning

Warning

Synonyms: 3,7-Dihydro-1,3,7-trimethyl-1H-purine-2,6-dione, 7-Methyltheobromine, 1,3,7-Trimethylxanthine, Methyltheobromine, 1,3,7-Trimethyl-2,6-dioxopurine, 2,6-Dihydroxy-1,3,7-trimethylpurine

10816-0100 10816-5000

TS10816-0100EA 49 USD

TS10816-0100 TS10816-5000

Caffeine 98.5%, meets analytical specification of BP, USP

Caffeine

Formula: C₈H₁₀N₄O₂
MW: 194.19 g/mol
Melting Pt: 234…239 °C
Density: 1.23 g/cm³
Storage Temperature: Ambient

MDL Number: MFCD00005758
CAS Number: 58-08-2
EINECS: 200-362-1
UN: 1544
ADR: 6.1,III
Merck Index: 13,01636

Specification Test Results

Appearance	White or almost white Crystalline powder or crystals
Infrared spectrum	Conforms
Melting point	234 to 239 °C
Loss on drying	≤0.5 %
Sulfated ash	≤0.1 %
HPLC	≤0.1 % (total impurities)
Appearance of solution	(0.5g in 50 ml water) Clear colorless
Acidity	≤0.2 ml of 0.01M NaOH
Titration with HClO4	98.5 to 101.5 % (On anhydrous substance)
Sulfate (SO4)	≤500 ppm

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