Caffeine Anhydrous

Caffeine Anhydrous

58-08-2

C8H10N4O2

1,3,7-Trimethylxanthine; 1H-Purine-2,6-dione, 3,7-dihydro-1,3,7-trimethyl-

1.23

in water, alcohol, ether

in chloroform

<= 10 ppm

<= 0.1%

Meets the requirements

Positive Reaction

No precipitate is formed

Clear and Colorless

<= 0.5%

<= 0.1%

No more color than matching fluid D

<= 500 ppm

234° ~ 239°C

10 ml of solution S consumes 0.01 mol/l NaOH < 0.2 ml

98.5 - 101.5%

neutral

wh. fleecy mass, powd. or need., odorless, bitter taste

194.22