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| CAS No.: | 52328-05-9 |
|---|---|
| Name: | O-Methylisourea hemisulfate |
| Molecular Structure: | |
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| Formula: | 2(C2H6N2O).H2SO4 |
| Molecular Weight: | 246.244 |
| Synonyms: | methoxymethanimidamide;Bis(2-methylisouronium) sulphate;O-Methylisourea Sulfate; |
| EINECS: | 257-851-8 |
| Melting Point: | 163-167 °C(lit.) |
| Boiling Point: | 66.9 °C at 760 mmHg |
| Flash Point: | 165.7 °C |
| Solubility: | 1000 g/L (20 °C) in water |
| Appearance: | white crystalline powder or powder |
| Hazard Symbols: | Xi |
| Risk Codes: | 36/37/38 |
| Safety: | 24/25 |
| PSA: | 201.18000 |
| LogP: | 1.08060 |
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- 548773-13-32-amino-4,6-dimethylpyrimidine-5-carboxylic acid
- 52328-05-9
O-methylisourea hemisulfate
- 2131-55-7
4-Chlorophenyl isothiocyanate
- 133252-65-0
O-methyl-1-(p-chlorophenyl)-2-thioisobiuret
| Conditions | Yield |
|---|---|
| With potassium hydroxide In acetone for 0.5h; Heating; | 95% |
- 52328-05-9
O-methylisourea hemisulfate
- 62414-75-9
2,3,4-tri-O-acetyl-α-D-arabinopyranosyl isotyhiocyanate
- 77049-61-7
C14H21N3O8S
| Conditions | Yield |
|---|---|
| With triethylamine In acetonitrile for 24h; Ambient temperature; | 93% |
- 52328-05-9
O-methylisourea hemisulfate
- 90905-32-1
2-methoxy-pyrimidine-5-carbaldehyde
| Conditions | Yield |
|---|---|
| With potassium hydrogencarbonate In Isopropyl acetate; water at 20℃; for 40h; | 93% |
- 52328-05-9
O-methylisourea hemisulfate
- 108-91-8
cyclohexylamine
- 6331-57-3, 14948-93-7, 62512-84-9
cyclohexyl-guanidine; sulfate
| Conditions | Yield |
|---|---|
| In water a) 60 deg C, 2 h, b) r.t., overnight; | 91% |
- 52328-05-9
O-methylisourea hemisulfate
- 14152-97-7
2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl isothiocyanate
- 77049-60-6
C17H25N3O10S
| Conditions | Yield |
|---|---|
| With triethylamine In acetonitrile for 24h; Ambient temperature; | 89% |
- 52328-05-9
O-methylisourea hemisulfate
- 645-36-3
2,2-diethoxy-ethanamine
- 1450-93-7, 36946-29-9, 42383-61-9
2-aminoimidazole hemisulfate
| Conditions | Yield |
|---|---|
| Stage #1: O-methylisourea hemisulfate; 2,2-diethoxy-ethanamine In water at 50℃; for 4h; Stage #2: With sulfuric acid In water at 100℃; for 2h; pH=2.5; | 86% |
- 52328-05-9
O-methylisourea hemisulfate
| Conditions | Yield |
|---|---|
| With barium pentazolate In methanol; water at 20℃; for 6h; | 86% |
- 52328-05-9
O-methylisourea hemisulfate
- 140175-93-5, 140175-94-6
(Z)-2-[4-(tert-Butyl-dimethyl-silanyloxy)-butyryl]-pentadec-2-enoic acid methyl ester
- 140176-04-1
methyl 6-<3-<(tert-butyldimethylsilyl)oxy>propyl>-4-dodecyl-1,4-dihydro-2-methoxypyrimidine-5-carboxylate
| Conditions | Yield |
|---|---|
| With sodium hydrogencarbonate In N,N-dimethyl-formamide at 60℃; for 12h; | 79% |
| Conditions | Yield |
|---|---|
| In N,N-dimethyl-formamide at 70℃; for 3h; Inert atmosphere; Alkaline conditions; | 79% |
- 52328-05-9
O-methylisourea hemisulfate
- 698386-24-2
(E)-1-(1'-deoxy-2',3':4',5'-di-O-isopropylidene-D-xylityl)-2,3,4,4,5,5,5-heptafluoropent-2-en-1-one
| Conditions | Yield |
|---|---|
| With potassium hydroxide In dichloromethane at 20℃; for 24h; | 78% |
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Specification
The O-Methylisourea hemisulfate, with the CAS registry number 52328-05-9, is also known as Bis(2-methylisouronium) sulphate. Its EINECS number is 257-851-8. This chemical's molecular formula is 2(C2H6N2O).H2SO4 and formula weight is 246.24. What's more, its systematic name is called methyl carbamimidate sulfate (2:1). This chemical is white crystals or crystalline powder. When you are using this chemical, please be cautious about it, you should avoid contact it with your skin and eyes.
Physical properties of O-Methylisourea hemisulfate: (1)# of Rule of 5 Violations: 2; (2)#H bond acceptors: 10; (3)#H bond donors: 8; (4)#Freely Rotating Bonds: 2; (5)Polar Surface Area: 110.64 Å2; (6)Flash Point: 210.7 °C; (7)Melting Point: 163-167 °C(lit.); (8)Enthalpy of Vaporization: 74.5 kJ/mol; (9)Boiling Point: 424.7 °C at 760 mmHg; (10)Vapour Pressure: 2.1E-08 mmHg at 25°C.
You can still convert the following datas into molecular structure:
(1)SMILES: O=S(=O)(O)O.[N@H]=C(OC)N.[N@H]=C(OC)N
(2)InChI: InChI=1/2C2H6N2O.H2O4S/c2*1-5-2(3)4;1-5(2,3)4/h2*1H3,(H3,3,4);(H2,1,2,3,4)
(3)InChIKey: QSCPQKVWSNUJLJ-UHFFFAOYAL