3,7-Dihydro-7-methyl-1H-purin-2,6-dion
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- CAS-Nr.
- 552-62-5
- Bezeichnung:
- 3,7-Dihydro-7-methyl-1H-purin-2,6-dion
- Englisch Name:
- 7-METHYLXANTHINE
- Synonyma:
- NSC 7861;Heteroxanthin;HETEROXANTHINE;7-Methylxantine;7-methyl-xanthin;7-METHYLXANTHINE;7-METHYLXANTHINE USP/EP/BP;7-METHYLXANTHINE 552-62-5;7-methyl-3H-purine-2,6-dione;2,6-DIHYDROXY-7-METHYLPURINE
- CBNumber:
- CB4315412
- Summenformel:
- C6H6N4O2
- Molgewicht:
- 166.14
- MOL-Datei:
- 552-62-5.mol
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3,7-Dihydro-7-methyl-1H-purin-2,6-dion Eigenschaften
- Schmelzpunkt:
- ≥300 °C
- Dichte
- 1.83±0.1 g/cm3(Predicted)
- storage temp.
- 2-8°C
- L?slichkeit
- DMSO (Slightly, Heated), Methanol (Slightly, Heated)
- Aggregatzustand
- Solid
- pka
- pK1:8.33;pK2:ca;pK3:13 (25°C)
- Farbe
- Light Brown to Light Grey
- Wasserl?slichkeit
- Soluble in dimethyl sulfoxide. Insoluble in water.
- BRN
- 171027
Sicherheit
- Risiko- und Sicherheitserkl?rung
- Gefahreninformationscode (GHS)
| Kennzeichnung gef?hrlicher |
T+ |
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| R-S?tze: |
26/27/28 |
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| S-S?tze: |
22-24/25 |
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| WGK Germany |
3 |
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| RTECS-Nr. |
ZD8925000 |
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| F |
10 |
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| HS Code |
29335990 |
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| Bildanzeige (GHS) |
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| Alarmwort |
Warnung |
| Gefahrenhinweise |
| Code |
Gefahrenhinweise |
Gefahrenklasse |
Abteilung |
Alarmwort |
Symbol |
P-Code |
| H302 |
Gesundheitssch?dlich bei Verschlucken. |
Akute Toxizit?t oral |
Kategorie 4 |
Warnung |
![GHS hazard pictograms]() src="/GHS07.jpg" width="20" height="20" /> |
P264, P270, P301+P312, P330, P501 |
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| Sicherheit |
| P264 |
Nach Gebrauch gründlich waschen. |
| P264 |
Nach Gebrauch gründlich waschen. |
| P270 |
Bei Gebrauch nicht essen, trinken oder rauchen. |
| P301+P312 |
BEI VERSCHLUCKEN: Bei Unwohlsein GIFTINFORMATIONSZENTRUM/Arzt/... (geeignete Stelle für medizinische Notfallversorgung vom Hersteller/Lieferanten anzugeben) anrufen. |
| P330 |
Mund ausspülen. |
| P501 |
Inhalt/Beh?lter ... (Entsorgungsvorschriften vom Hersteller anzugeben) zuführen. |
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3,7-Dihydro-7-methyl-1H-purin-2,6-dion Chemische Eigenschaften,Einsatz,Produktion Methoden
R-S?tze Betriebsanweisung:
R26/27/28:Sehr giftig beim Einatmen, Verschlucken und Berührung mit der Haut.
S-S?tze Betriebsanweisung:
S22:Staub nicht einatmen.
S24/25:Berührung mit den Augen und der Haut vermeiden.
Chemische Eigenschaften
Grey Solid
Verwenden
7-Methylxanthine can be used as a building block to synthesize tricyclic imidazo[2,1-i]purinone derivatives as potential adenosine receptor antagonists.
Definition
ChEBI: An oxopurine that is xanthine in which the hydrogen attached to the nitrogen at position 7 is replaced by a methyl group. It is an intermediate metabolite in the synthesis of caffeine.
Allgemeine Beschreibung
7-Methylxanthine is an oxopurine, which belongs to the class of xanthines. It may be synthesized by the reaction between 4-amino-1-methylimidazole-5-carboxamide and diethyl carbonate.
l?uterung methode
Crystallise it from water. [Beilstein 26 II 263, 26 III/IV 2330.]
3,7-Dihydro-7-methyl-1H-purin-2,6-dion Upstream-Materialien And Downstream Produkte
Upstream-Materialien
Downstream Produkte
3,7-Dihydro-7-methyl-1H-purin-2,6-dion Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.
Global( 130)Lieferanten
552-62-5(3,7-Dihydro-7-methyl-1H-purin-2,6-dion)Verwandte Suche:
Coffein
Cholintheophyllinat
3,7-Dihydro-7-(2-hydroxypropyl)-1,3-dimethyl-1H-purin-2,6-dion
Theophyllin-7-ylessigsure
7-(2-Chlorethyl)-1,3-dimethyl-(1H,3H)-purin-2,6-dion
3,7-Dihydro-7-methyl-1H-purin-2,6-dion
Pentifyllin
Diprophyllin
Xantinolnicotinat
3,7-Dihydro-7-(2-hydroxyethyl)-1,3-dimethyl-1H-purin-2,6-dion
3,7-Dihydro-1,7-dimethyl-1H-purin-2,6-dion
Theophyllin
3,7-Dihydro-3-methyl-1H-purin-2,6-dion
3,9-Dihydro-9-methyl-1H-purin-2,6-dion
3,9-Dihydro-1,3,9-trimethyl-1H-purin-2,6-dion
3,7-Dihydro-1-methyl-1H-purin-2,6-dion
Theobromin
3,7-Dihydro-8-methyl-1H-purin-2,6-dion
- 3,7-dihydro-7-methyl-1h-purine-6-dione
- 7-methyl-xanthin
- 3,7-dihydro-7-methyl-1H-purine-2,6-dione
- 7-Methylxantine
- 7-METHYLXANTHINE XANTHINE DERIVATIVE
- 7-methyl-3H-purine-2,6-dione
- NSC 7861
- 7-Methyl-1H-purine-2,6(3H,7H)-dione
- 2,6-Dihydroxy-7-methylpurine, Heteroxanthine
- 7-Methylxanthine >=98.0% (HPLC)
- 2,6-DIHYDROXY-7-METHYLPURINE
- 7-METHYLXANTHINE
- HETEROXANTHINE
- Theophylline EP Impurity IH B
- Heteroxanthin
- 1H-Purine-2,6-dione, 3,7-dihydro-7-methyl-
- 7-METHYLXANTHINE USP/EP/BP
- 7-methyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione
- 7-METHYLXANTHINE 552-62-5
- 7-Methyl-3,7-dihydro-1H-purine-2,6-dione
- 552-62-5
- Building Blocks
- Heterocyclic Building Blocks
- Purines
- Heterocycles, Metabolites & Impurities, Nucleotides, Bases & Related Reagents
- Bases & Related Reagents
- Heterocycles
- Metabolites & Impurities
- Nucleotides
- Pyridines, Pyrimidines, Purines and Pteredines
