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1. Product name: dextromethorphan hydrobromide 2. Appearance: white or white-like crystal powder
Product Information:
1. Product name: Dextromethorphan hydrobromide
2. Specification: 99%
3. Appearance: white or white-like crystal powder
4. CAS No.: 125-69-9
5. Molecular formula: C18H25NO.HBr.H2O
Package details: 25kg/drum with two plastic-bags inside or as your requirement
Usage:
The primary use of dextromethorphen hydrobromide is as an antitussive, or cough suppressant. This is one of the most popular ingredients in over-the-counter cold and cough medications. This medication may be added to other preparations to help treat pain and a variety of other disturbances as well; Dry cough
Dextromethorphen Hydrobromide Anhydrous is also available.
Product name
Dextromethorphan hydrobromide
Batch No.
KNCA0116
Sample quantity
50.00 gm
A.R.NO
10000421898
Date of analysis
03.12.2009
Manufacture date
DEC.2009
Expiry date
NOV.2014
Ref. standard
USP32
Packing
50g/bag
Description
White crystalline powder
Practically white crystals or crystalline powder having a faint odour.
Solubility
Complies
Sparingly soluble in water, freely soluble in alcohol and in chloroform and insoluble in ether.
Identification by
a. IR
The infrared absorption spectrum of finely ground sample in potassium bromide dispersion compressed into a pellet, exhibits maxima only at the same wave lengths as that of a similar preparation of the corresponding Dextromethorphan HBr WS
b. UV absorption
1.58%
Absorbtivity at 278nm of sample (100μg/ml(on anhydrous basis)solution in 0.1N hydrochloric acid) do not differ from a similar preparation of Dextromethorphan Hydrobromide WS by more than 3.0%
c. With silver Nitrate TS
A yellowish wihte precipitate formed when 5 drops of 2N nitric acid and 2ml of silver nitrate TS are added to 5ml of sample solution.
Melting point
126.5°C with decomposition
Melts at about 126°C with decomposition.
Specific optical rotation at 25°
0.30%
The specific rotation of the sample at 325nm do (on anhydrous basis) not differ from a similar preparation of (C=1,8 in water) Dextromethorphan hydrobromic WS, by more than 1.0%
Ph (1 in 100)
6.38
Between 5.20 and 6.50
Water by KF
4.45% w/w
Between 3.5and 5.5% w/w
Residue on ignition
0.04% than 0.001%
Not more than 0.1% w/w
Limit of N,N-dimethylaniline
Less than 0.001%
Not more than 0.001%
Limit of phenolic compounds
No blue-green colour develops
Assay (on anhydrous basis)
99.58% w/w
Not less than 98.0% and
Not less than 102.0% w/w
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