-
Name
methylguanidine
- EINECS
- CAS No. 471-29-4
- Article Data63
- CAS DataBase
- Density 1.19g/cm3
- Solubility
- Melting Point 180-200℃
- Formula C2H7 N3
- Boiling Point 172.4°Cat760mmHg
- Molecular Weight 73.0977
- Flash Point 58.1°C
- Transport Information
- Appearance
- Safety Poison by subcutaneous, intravenous, and intraperitoneal routes. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx.
- Risk Codes
-
Molecular Structure
- Hazard Symbols
- Synonyms Guanidine,methyl- (6CI,7CI,8CI,9CI); 1-Methylguanidine; Methylguanidine;N-Methylguanidine; N1-Methylguanidine
- PSA 61.90000
- LogP 0.29020
Methylguanidine Chemical Properties
IUPAC Name: 2-Methylguanidine
Synonyms of Methylguanidine (CAS NO.471-29-4): Methylguanidin ; Monomethyl guanidin ; Monomethylguanidine ; N-Methylguanidine ; Guanidine, methyl-
CAS NO: 471-29-4
Molecular Formula: C2H7N3
Molecular Weight : 73.0971
Molecular Structure: .png)
EINECS: 207-438-3
H bond acceptors: 3
H bond donors: 4
Freely Rotating Bonds: 0
Polar Surface Area: 18.84 Å2
Index of Refraction: 1.513
Molar Refractivity: 18.45 cm3
Molar Volume: 61.3 cm3
Surface Tension: 44.2 dyne/cm
Density: 1.19 g/cm3
Flash Point: 58.1 °C
Enthalpy of Vaporization: 40.88 kJ/mol
Boiling Point: 172.4 °C at 760 mmHg
Vapour Pressure: 1.33 mmHg at 25°C
Methylguanidine Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LDLo | unreported | 20mg/kg (20mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD BEHAVIORAL: ATAXIA LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES | Zentralblatt fuer Physiologie. Vol. 25, Pg. 441, 1911. |
| rat | LDLo | subcutaneous | 250mg/kg (250mg/kg) | "Merck Index; an Encyclopedia of Chemicals, Drugs, and Biologicals", 11th ed., Rahway, NJ 07065, Merck & Co., Inc. 1989Vol. 11, Pg. 957, 1989. |
Methylguanidine Consensus Reports
EPA Genetic Toxicology Program.
Methylguanidine Safety Profile
Poison by subcutaneous, intravenous, and intraperitoneal routes. Mutation data reported. When Methylguanidine (CAS NO.471-29-4) is heated to decomposition, it emits toxic fumes of NOx.
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