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62-51-1 590-63-6
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62-51-1

62-51-1 structure
62-51-1 structure
Name Acetyl-beta-methylcholine chloride
Synonyms Methacholinium chloride
Besacholine
Mechothane
1-propanaminium, 2-[(aminocarbonyl)oxy]-N,N,N-trimethyl-, chloride
Methacholine chloride
β-Methylcholine chloride urethan
Urecholine chloride
Uro-Carb
2-carbamoyloxypropyl(trimethyl)azanium,chloride
b-Methylacetylcholine Chloride
Acetyl-b-methylcholine Chloride
2-Acetoxy-N,N,N-trimethylpropan-1-aminium chloride
(2-Carbamoyloxy-propyl)-trimethyl-ammonium,Chlorid
2-(Carbamoyloxy)-N,N,N-trimethylpropan-1-aminium chloride
Carbamate of (2-Hydroxypropyl)trimethylammonium Chloride
Mictone
2-(acetyloxy)-N,N,N-trimethylpropan-1-aminium chloride
2-(Carbamoyloxy)-N,N,N-trimethyl-1-propanaminium chloride
2-[(aminocarbonyl)oxy]-N,N,N-trimethylpropan-1-aminium chloride
Carbamylmethylcholine chloride
Urecholine
2-[(Aminocarbonyl)oxy]-N,N,N-trimethyl-1-propanaminium Chloride
(2-Carbamoyloxypropyl)trimethylammonium chloride
2-acetyloxypropyl(trimethyl)azanium,chloride
Bethanechol chloride
(2-carbamoyloxy-propyl)-trimethyl-ammonium,chloride
Trimethyl-b-acetoxypropylammonium Chloride
EINECS 200-537-2
Mechotane
O-Acetyl-b-methylcholine Chloride
BTC
Mecothane
2-carbamyloxy-1-(N,N,N-trimethyl)-propylammonium chloride
1-Propanaminium, 2-[(aminocarbonyl)oxy]-N,N,N-trimethyl-, chloride (1:1)
methylcarbachol chloride
UNII:0W5ETF9M2K
Bethanechol
1-Propanaminium, 2-(acetyloxy)-N,N,N-trimethyl-, chloride (1:1)
DUVOID
Myocholine
2-Acetoxy-N,N,N-trimethyl-1-propanaminium chloride
MFCD00011817
(±)-Acetyl-b-methylcholine Chloride
Methacholine (chloride)
Description Methacholine chloride is a synthetic choline ester that acts as a non-selective muscarinic receptor agonist in the parasympathetic nervous system.
Related Catalog
References

[1]. Birnbaum S, et al. Methacholine challenge testing: identifying its diagnostic role, testing, coding, and reimbursement. Chest. 2007 Jun;131(6):1932-5.
Density 1.1028 (rough estimate)
Melting Point 171-173ºC(lit.)
Molecular Formula C8H18ClNO2
Molecular Weight 195.687
Exact Mass 195.102600
PSA 26.30000
Index of Refraction 1.5790 (estimate)
Stability Unstable - moisture sensitive. Incompatible with oxidizing agents.
Water Solubility H2O: 50 mg/mL, clear, colorless | almost transparency

CHEMICAL IDENTIFICATION

RTECS NUMBER :
BR5250000
CHEMICAL NAME :
Ammonium, (2-hydroxypropyl)trimethyl-, chloride, acetate
CAS REGISTRY NUMBER :
62-51-1
LAST UPDATED :
199710
DATA ITEMS CITED :
11
MOLECULAR FORMULA :
C8-H18-N-O2.Cl
MOLECULAR WEIGHT :
195.72
WISWESSER LINE NOTATION :
1VOY1&1K1&1&1 &Q &G

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
750 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 58,337,1936
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
75 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 58,337,1936
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
20 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 58,337,1936
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
740 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PHTXA6 Pharmacology and Toxicology. English translation of FATOAO. (New York, NY) V.20-22, 1957-59. Discontinued. Volume(issue)/page/year: 22,210,1959
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
160 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 28,227,1974
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
90 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 58,337,1936
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
15 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 58,337,1936
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
3750 ug/kg
TOXIC EFFECTS :
Vascular - BP lowering not characterized in autonomic section
REFERENCE :
AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 106,245,1956 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2961 No. of Facilities: 16 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 307 (estimated) No. of Female Employees: 162 (estimated)
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302-H315-H319-H335
Precautionary Statements P301 + P312 + P330-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn: Harmful;
Risk Phrases R22
Safety Phrases S26;S36
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS BR5250000
HS Code 29239000
108-24-7 structure

108-24-7
2382-43-6 structure

2382-43-6

~%

62-51-1 structure

62-51-1
Literature: Journal of the American Chemical Society, , vol. 54, p. 242 US2040146 , ; US2040145 , ;
Precursor  2

DownStream  0


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