1653026
USP
Theophylline Related Compound B
United States Pharmacopeia (USP) Reference Standard
Synonym(s):
3-Methylxanthine, 2,6-Dihydroxy-3-methylpurine
About This Item
Recommended Products
grade
pharmaceutical primary standard
API family
theophylline
manufacturer/tradename
USP
mp
>300 °C (lit.)
application(s)
pharmaceutical (small molecule)
format
neat
storage temp.
2-8°C
SMILES string
CN1C(=O)NC(=O)c2[nH]cnc12
InChI
1S/C6H6N4O2/c1-10-4-3(7-2-8-4)5(11)9-6(10)12/h2H,1H3,(H,7,8)(H,9,11,12)
InChI key
GMSNIKWWOQHZGF-UHFFFAOYSA-N
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General description
For further information and support please go to the website of the issuing Pharmacopoeia.
Application
- Theophylline
- Aminophylline
Analysis Note
Other Notes
related product
signalword
Warning
hcodes
pcodes
Hazard Classifications
Acute Tox. 4 Oral
wgk_germany
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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Articles
Xanthine is a purine base found in most human body tissues and fluids as well as in other organisms. Methylated xanthines (methylxanthines), which include caffeine, paraxanthine, theobromine, and theophylline, commonly used for their effects as mild stiµlants and as bronchodilators, notably in the treatment of asthma symptoms. This application shows the efficient separation of several common xanthines and may be applied their analysis in any number of desired matrices.
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