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| CAS No.: | 3473-63-0 |
|---|---|
| Name: | Formamidine acetate |
| Molecular Structure: | |
|
|
|
| Formula: | C2H4O2.CH4N2 |
| Molecular Weight: | 104.109 |
| Synonyms: | Methanimidamide monoacetate; |
| EINECS: | 222-442-5 |
| Density: | 1.124 g/cm3 |
| Melting Point: | 158-161 °C (dec.)(lit.) |
| Boiling Point: | 117.1 °C at 760 mmHg |
| Flash Point: | 40 °C |
| Solubility: | 832 g/L (21 °C) in water |
| Appearance: | white to light yellow crystalline powder |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 43-36/37/38 |
| Safety: | 36/37-37/39-26-36/37/39-27 |
| PSA: | 87.17000 |
| LogP: | 0.44310 |
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| Conditions | Yield |
|---|---|
| With ammonia; acetic acid | 80% |
| Conditions | Yield |
|---|---|
| With 5%-palladium/activated carbon; hydrogen In water for 3.5h; | 63% |
| Conditions | Yield |
|---|---|
| With ammonia Reflux; |
| Conditions | Yield |
|---|---|
| In 2-methoxy-ethanol at 100℃; for 4h; | 100% |
- 1402559-18-5
benzyl N-[4-(3-amino-2-cyano-5,6-dihydro-4H-cyclopenta[b]pyrrol-1-yl)phenyl]carbamate
- 3473-63-0
formamidine acetic acid
- 1402558-20-6
benzyl N-[4-(4-amino-7,8-dihydro-6H-cyclopenta[2,3]pyrrolo[2,4-d]pyrimidin-5-yl)phenyl]carbamate
| Conditions | Yield |
|---|---|
| In ethanol at 80℃; for 3h; | 100% |
| In ethanol at 80℃; for 1.5h; |
- 3473-63-0
formamidine acetic acid
- 52763-21-0
ethyl 1-benzyl-3-oxopiperidine-4-carboxylate hydrochloride
- 69981-00-6
7-benzyl-5,6,7,8-tetrahydro-3H-pyrido[3,4-d]pyrimidin-4-one
| Conditions | Yield |
|---|---|
| With sodium ethanolate In ethanol for 2.5h; Inert atmosphere; Reflux; Large scale; | 100% |
- 150812-32-1
2-amino-4-bromo-5-chlorobenzoic acid
- 3473-63-0
formamidine acetic acid
- 17518-98-8
4-hydroxy-6-chloro-7-bromo-quinazoline
| Conditions | Yield |
|---|---|
| In ethanol for 16h; Reflux; | 100% |
| In ethanol for 16h; Reflux; |
- 3473-63-0
formamidine acetic acid
| Conditions | Yield |
|---|---|
| In ethanol at 80℃; for 3h; Inert atmosphere; | 100% |
- 3473-63-0
formamidine acetic acid
| Conditions | Yield |
|---|---|
| In ethanol for 4h; Reflux; | 100% |
- 1402559-15-2
benzyl N-[4-(3-amino-2-cyano-5,6-dihydro-4H-cyclopenta[b]pyrrol-1-yl)-2-fluorophenyl]carbamate
- 3473-63-0
formamidine acetic acid
- 1402558-98-8
benzyl N-[4-(4-amino-7,8-dihydro-6H-cyclopenta[2,3]pyrrolo[2,4-d]pyrimidin-5-yl)-2-fluorophenyl]carbamate
| Conditions | Yield |
|---|---|
| In ethanol at 90℃; for 2.5h; Inert atmosphere; | 100% |
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Chemistry
Molecular Structure:
Molecular Formula: C3H8N2O2
Molecular Weight: 104.1078
IUPAC Name: Acetic acid; methanimidamide
Synonyms of Methanimidamide(9CI) (CAS NO.3473-63-0): EINECS 222-442-5 ; Formamidine acetate ; Formamidine, monoacetate ; Formamidinium acetate ; Methanimidamide, monoacetate ; NSC 96608 ; Methanimidamide, acetate (1:1)
CAS NO: 3473-63-0
Classification Code: Pharmaceutical Intermediates
Melting point: 158-161 °C
H bond acceptors: 2
H bond donors: 1
Polar Surface Area: 26.3 Å2
Flash Point: 40 °C
Enthalpy of Vaporization: 23.7 kJ/mol
Boiling Point: 117.1 °C at 760 mmHg
Vapour Pressure: 13.9 mmHg at 25°C
Uses
Methanimidamide(9CI) (CAS NO.3473-63-0) is used as synthesis of 4-hydroxy-5-fluoro-uracil.
Safety Profile
Hazard Codes of Methanimidamide(9CI) (CAS NO.3473-63-0): 
Xi
Risk Statements: 43-36/37/38
R43: May cause sensitization by skin contact.
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39-27
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
S27: Take off immediately all contaminated clothing.
WGK Germany: 2
F: 3-9-21
HS Code: 29252000
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