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Cas Database |
| Name |
7-Methyl-1,4-Dihydropyrimido[4,5-d]Pyrimidine |
EINECS | N/A |
| CAS No. | 31375-19-6 | Density | 1.397g/cm3 |
| PSA | 50.17000 | LogP | 0.31240 |
| Solubility | N/A | Melting Point |
173 °C (decomp) |
| Formula | C7H8 N4 | Boiling Point | 277.008°C at 760 mmHg |
| Molecular Weight | 148.167 | Flash Point | 121.33°C |
| Transport Information | N/A | Appearance | N/A |
| Safety | Risk Codes | N/A | |
| Molecular Structure |
|
Hazard Symbols | N/A |
| Synonyms |
Pyrimido[4,5-d]pyrimidine,1,5-dihydro-2-methyl- (6CI,8CI,9CI); |
Article Data | 4 |
7-Methyl-1,4-Dihydropyrimido[4,5-d]Pyrimidine Synthetic route
- 95-02-3
5-(aminomethyl)-2-methylpyrimidin-4-amine
- 4637-24-5
N,N-dimethyl-formamide dimethyl acetal
- 31375-19-6
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
| Conditions | Yield |
|---|---|
| 1.) 80 to 85 deg C, 2.) 90 deg C, 30 min; | 88.5% |
- 95-02-3
5-(aminomethyl)-2-methylpyrimidin-4-amine
- 122-51-0
orthoformic acid triethyl ester
- 31375-19-6
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
| Conditions | Yield |
|---|---|
| With toluene-4-sulfonic acid Heating; | 71% |
- 110-86-1
pyridine
- 31375-20-9
4-Amino-2-methyl-5-thioformamidomethylpyrimidin
- 31375-19-6
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
- 31375-20-9
4-Amino-2-methyl-5-thioformamidomethylpyrimidin
- 31375-19-6
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
| Conditions | Yield |
|---|---|
| With pyridine |
- 95-02-3
5-(aminomethyl)-2-methylpyrimidin-4-amine
- 31375-19-6
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: H2O 2: pyridine View Scheme |
- 31375-19-6
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
- 55289-66-2
3-Mercapto-4-oxopentyl Acetate
- 130967-53-2
Thiamine formate
| Conditions | Yield |
|---|---|
| With formic acid for 0.5h; Ambient temperature; | 89.3% |
- 31375-19-6
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
- 1886-34-6
2-methyl-4-amino-5-formylaminomethylpyrimidine
| Conditions | Yield |
|---|---|
| an der Luft erfolgt; |
- 31375-19-6
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
- 55289-66-2
3-Mercapto-4-oxopentyl Acetate
- 67-03-8
Thiamine hydrochloride
| Conditions | Yield |
|---|---|
| With hydrogenchloride; formic acid 1.) 30 min, RT, 2.) EtOH, 30 min, RT; Yield given. Multistep reaction; |
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