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| CAS No.: | 62-51-1 |
|---|---|
| Name: | METHACHOLINE CHLORIDE |
| Molecular Structure: | |
|
|
|
| Formula: | C8H18 N O2 . Cl |
| Molecular Weight: | 195.689 |
| Synonyms: | (2-Hydroxypropyl)trimethylammoniumchloride acetate (6CI); 1-Propanaminium, 2-(acetyloxy)-N,N,N-trimethyl-,chloride (9CI); Ammonium, (2-hydroxypropyl)trimethyl-, chloride, acetate (8CI);(2-Acetoxypropyl)trimethylammonium chloride; (?à)-Acetyl-b-methylcholine chloride; Acetyl-b-methylcholine chloride; Amechol; DL-Acetyl-b-methylcholine chloride; Mecholinechloride; Mecholyl; Methacholine chloride; Methacholinium chloride; O-Acetyl-b-methylcholine chloride;Provocholine; Trimethyl-b-acetoxypropylammonium chloride; b-Methylacetylcholine chloride |
| EINECS: | 200-537-2 |
| Density: | 1.1028 (rough estimate) |
| Melting Point: | 171-173 °C(lit.) |
| Solubility: | Soluble in water : 50 mg/mL |
| Appearance: | White hygroscopic crystals with slight odor of dead fish. |
| Hazard Symbols: |
 Xn
|
| Risk Codes: | 22-36/37/38 |
| Safety: | Poison by subcutaneous, intravenous, and intraperitoneal routes. Moderately toxic by other routes. When heated to decomposition it emits very toxic fumes of Cl− and NOx. |
| PSA: | 26.30000 |
| LogP: | -2.35180 |
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metacholine chloride
| Conditions | Yield |
|---|---|
| at 100℃; |
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Chemistry
Product Name: 0-acetyl-β-methylcholine chloride viki (62-51-1)
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Molecular Formula: C8H18ClNO2
Molecular Weight: 195.69g/mol
Mol File: 62-51-1.mol
Einecs: 200-537-2
Appearance: White hygroscopic crystals with slight odor of dead fish
Melting Point: 171-173 °C(lit.)
Storage Temperature: 2-8°C
Water Solubility: H2O: 50 mg/mL, clear, colorless
Product Categories: Ammonium Chlorides (Quaternary); Quaternary Ammonium Compounds
Synonyms of 0-acetyl-β-methylcholine chloride viki (62-51-1): methacholine chloride ; mecholyl chloride ; acetyl-2-methylcholine chloride ; acetyl-beta-methylcholine chloride ; acetyl-b-methylcholine chloride ; (2-hydroxypropyl)trimethylammonium chloride acetate ; 2-(acetyloxy)-n,n,n-trimethyl-1-propanaminium chloride ; (2-acetoxypropyl)trimethylammonium chloride .
Toxicity Data With Reference
Poison by subcutaneous, intravenous, and intraperitoneal routes. Moderately toxic by other routes. When heated to decomposition it emits very toxic fumes of Cl− and NOx.
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| guinea pig | LDLo | intravenous | 3750ug/kg (3.75mg/kg) | VASCULAR: BP LOWERING NOT CHARACTERIZED IN AUTONOMIC SECTION | Archives Internationales de Pharmacodynamie et de Therapie. Vol. 106, Pg. 245, 1956. |
| mouse | LD50 | intraperitoneal | 160mg/kg (160mg/kg) | Toxicology and Applied Pharmacology. Vol. 28, Pg. 227, 1974. | |
| mouse | LD50 | intravenous | 15mg/kg (15mg/kg) | Journal of Pharmacology and Experimental Therapeutics. Vol. 58, Pg. 337, 1936. | |
| mouse | LD50 | oral | 740mg/kg (740mg/kg) | Pharmacology and Toxicology. English translation of FATOAO. Vol. 22, Pg. 210, 1959. | |
| mouse | LD50 | subcutaneous | 90mg/kg (90mg/kg) | Journal of Pharmacology and Experimental Therapeutics. Vol. 58, Pg. 337, 1936. | |
| rat | LD50 | intravenous | 20mg/kg (20mg/kg) | Journal of Pharmacology and Experimental Therapeutics. Vol. 58, Pg. 337, 1936. | |
| rat | LD50 | oral | 750mg/kg (750mg/kg) | Journal of Pharmacology and Experimental Therapeutics. Vol. 58, Pg. 337, 1936. | |
| rat | LD50 | subcutaneous | 75mg/kg (75mg/kg) | Journal of Pharmacology and Experimental Therapeutics. Vol. 58, Pg. 337, 1936. |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Safety Information of 0-acetyl-β-methylcholine chloride viki (62-51-1):
Hazard Codes: Xn.gif){kind=small}
Risk Statements: 22-36/37/38
22: Harmful if swallowed
36: Irritating to the eyes
37: Irritating to the respiratory system
38: Irritating to the skin
Safety Statements: 26-36
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36: Wear suitable protective clothing