28345-99-5
28345-99-5 structure
- Name: 1,3-dimethyl-8-(pyridin-3-ylmethyl)-7H-purine-2,6-dione
- Chemical Name: 1,3-dimethyl-8-(pyridin-3-ylmethyl)-7H-purine-2,6-dione
- CAS Number: 28345-99-5
- Molecular Formula: C13H13N5O2
- Molecular Weight: 271.27500
- Create Date: 2017-07-23 21:19:06
- Modify Date: 2025-09-20 15:21:24
| Name | 1,3-dimethyl-8-(pyridin-3-ylmethyl)-7H-purine-2,6-dione |
|---|---|
| Synonyms |
8-(3-Pyridylmethyl)theophylline
Theophylline,8-(3-pyridylmethyl) NV 4 (Pyridyl-3'-methyl)-8-theophyllin (Pyridyl-3' methyl)-8 theophylline [French] (Pyridyl-3' methyl)-8 theophylline 1,3-dimethyl-8-pyridin-3-ylmethyl-3,7(9)-dihydro-purine-2,6-dione |
| Density | 1.387g/cm3 |
|---|---|
| Boiling Point | 594.9ºC at 760mmHg |
| Molecular Formula | C13H13N5O2 |
| Molecular Weight | 271.27500 |
| Flash Point | 313.6ºC |
| Exact Mass | 271.10700 |
| PSA | 85.57000 |
| Vapour Pressure | 4.06E-14mmHg at 25°C |
| Index of Refraction | 1.641 |
| HS Code | 2933990090 |
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| HS Code | 2933990090 |
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| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |