| NAME |
Choline Theophyllinate
B.P. / U.S.P. [ oxtriphylline ] |
| CHEMICAL FORMULA |
C12H12N5O3 |
Molecular weight : 283.3 |
| CAS NUMBER |
4499 - 40 - 5 |
| DESCRIPTION |
A White Crystalline powder odourless
or with a faint amine like odour. |
| CHEMICAL SPECIFICATION |
TESTS |
SPECIFICATIONS |
| |
Identification |
Complies |
| |
Solubility
|
Very soluble in water, soluble in ethanol
(96 %), very slightly soluble in chloroform
and in ether. |
| |
Melting Point |
Between 187°C and 192°C |
| |
Clarity and colour of solution |
Complies.
|
| |
Related substances (TLC) |
Complies.
|
| |
Loss on drying |
Not more than 0.5 % |
| |
Sulphated ash |
Not more than 0.1 % |
| |
Water |
Not more than 1.5 % w/w. |
| |
Assay
1)For Choline
|
Between 41.9 % and 43.6 % of C5H15No2
on dried basis. |
| |
2)For Theophylline |
Between 61.7 % and 65.5 % of C7H9N4O2
on dried basis. |
| PACKAGING |
25 Kgs Blue HDPE Drum. |
| STORAGE |
Store in cool, dry place in well-closed
containers. |
| |
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