NO. |
Index Name |
Content |
(1) |
Chemical name |
Disalicylic acid |
(2) |
Product name |
Salsalate, Benzoic acid,2-hydroxy-,2-carboxyphenyl ester, Disalicylic acid, Salicylsalicylic acid, Salicylic acid,bimolecular ester |
(3) |
CAS# |
552-94-3 |
(4) |
Molecular formula |
C14H10O5=258.23 |
(5) |
Structural formula |
|
(6) |
Quality index |
|
|
No. |
Index name |
Index |
(1) |
Properties |
White crystalline powder |
(2) |
Authentication |
I.R.real |
(3) |
Loss on drying(%) |
≤ 0.50% |
(4) |
Residue on ignition(%) |
≤ 0.1% |
(5) |
Chloride |
≤ 0.01% |
(6) |
Sulphate |
≤ 0.05% |
(7) |
Heavy metal |
≤ 0.001% |
(8) |
Dimethylaniline |
≤ 0.01% |
(9) |
Isopropylethyl and Methyl salicylate |
≤ 0.05% |
(10) |
Salicylic acid |
≤ 0.5% |
(11) |
Trisalicylic acid |
≤ 2.5% |
(12) |
Chromatographical purity(HPLC) |
In accordance with the standard |
(13) |
Content(HPLC) |
98-102% |
|
(7) |
Appearance and properties |
Colorless crystal or white crystalline powder,mp: 148-149°C. Soluble in ethanol and ether, almost insoluble in water. |
(8) |
Uses |
Pain-killer, anti-inflammatory drug. |
(9) |
Packing |
25kg cardboard drum or on the clients' requirements. |