Mepenzolate (Bromide)

Modify Date: 2026-07-09 14:00:13

Mepenzolate (Bromide) Structure
Mepenzolate (Bromide) structure
Common Name Mepenzolate (Bromide)
CAS Number 76-90-4 Molecular Weight 420.34000
Density N/A Boiling Point N/A
Molecular Formula C21H26BrNO3 Melting Point 228-229ºC dec.
MSDS USA Flash Point N/A
Symbol GHS07
GHS07
Signal Word Warning

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Melting Point 228-229ºC dec.
Molecular Formula C21H26BrNO3
Molecular Weight 420.34000
Exact Mass 419.11000
PSA 46.53000
InChIKey JRRNZNSGDSFFIR-UHFFFAOYSA-M
SMILES C[N+]1(C)CCCC(OC(=O)C(O)(c2ccccc2)c2ccccc2)C1.[Br-]

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TN5710000
CHEMICAL NAME :
Piperidinium, 3-hydroxy-1,1-dimethyl-, bromide, benzilate
CAS REGISTRY NUMBER :
76-90-4
LAST UPDATED :
199504
DATA ITEMS CITED :
9
MOLECULAR FORMULA :
C21-H26-N-O3.Br
MOLECULAR WEIGHT :
420.39
WISWESSER LINE NOTATION :
T6KTJ A1 A1 COVXQR&R &E

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 :
742 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: 18,185,1971
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
158 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,358,1982
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
740 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: 18,185,1971
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
22 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
27ZIAQ "Drug Dosages in Laboratory Animals - A Handbook," Rev. ed., Barnes, C.D., and L.G. Eltherington, Berkeley, Univ. of California Press, 1973 Volume(issue)/page/year: -,148,1973
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
900 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
27ZIAQ "Drug Dosages in Laboratory Animals - A Handbook," Rev. ed., Barnes, C.D., and L.G. Eltherington, Berkeley, Univ. of California Press, 1973 Volume(issue)/page/year: -,148,1973
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
88 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,358,1982
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
455 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,358,1982
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
9800 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
27ZIAQ "Drug Dosages in Laboratory Animals - A Handbook," Rev. ed., Barnes, C.D., and L.G. Eltherington, Berkeley, Univ. of California Press, 1973 Volume(issue)/page/year: -,148,1973 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5645 No. of Facilities: 61 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 720 (estimated) No. of Female Employees: 360 (estimated)

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn
Risk Phrases 22
Safety Phrases 36
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS TN5710000
HS Code 2933399090

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2933399090
Summary 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Articles11

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Ameliorative effect of mepenzolate bromide against pulmonary fibrosis.

J. Pharmacol. Exp. Ther. 350(1) , 79-88, (2014)

Idiopathic pulmonary fibrosis is thought to involve lung injury caused by reactive oxygen species (ROS), which in turn is followed by abnormal fibrosis. A transforming growth factor (TGF)-β1-induced i...

Inflammation stimulates niacin receptor (GPR109A/HCA2) expression in adipose tissue and macrophages.

J. Lipid Res. 55(12) , 2501-8, (2014)

Many of the beneficial and adverse effects of niacin are mediated via a G protein receptor, G protein-coupled receptor 109A/hydroxycarboxylic acid 2 receptor (GPR109A/HCA2), which is highly expressed ...

Muscarinic cholinergic receptors in human narcolepsy: a PET study.

Neurology 51(5) , 1297-302, (1998)

To investigate the function of the muscarinic cholinergic receptor (mAchR) in narcolepsy and the effects of pharmacotherapy on mAchRs.Muscarinic neural transmission serves as the main executive system...

 Mepenzolate (Bromide)Bioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Primary qHTS assay for inhibitors of alpha-synuclein gene (SNCA) expression
Source: NCGC
External Id: SNCA-p-activity-luciferase
Name: Fluorescence-based cell-based primary high throughput screening assay to identify ago...
Source: The Scripps Research Institute Molecular Screening Center
Target: muscarinic acetylcholine receptor M1 [Homo sapiens]
External Id: CHRM1_AG_FLUO8_1536_1X%ACT PRUN
Name: Increase the activity of the Burkholderia fixLJ 2-component system
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: Burkholderia multivorans
External Id: HMS1625
Name: Fluorescence-based cell-based primary high throughput screening assay to identify pos...
Source: The Scripps Research Institute Molecular Screening Center
Target: muscarinic acetylcholine receptor M1 [Homo sapiens]
External Id: CHRM1_PAM_FLUO8_1536_1X%ACT PRUN
Name: qHTS for Inhibitors of TGF-b: Cytotox Counterscreen
Source: NCGC
Target: N/A
External Id: SMAD3201
Name: uHTS identification of cystic fibrosis induced NFkb Inhibitors in a fluoresence assay
Source: Burnham Center for Chemical Genomics
Target: cystic fibrosis transmembrane conductance regulator [Homo sapiens]
External Id: SBCCG-A764-CF-PAF-Primary-Assay
Name: Fluorescence-based cell-based primary high throughput screening assay to identify ant...
Source: The Scripps Research Institute Molecular Screening Center
Target: muscarinic acetylcholine receptor M1 [Homo sapiens]
External Id: CHRM1_ANT_FLUO8_1536_1X%INH PRUN
Name: qHTS for Inhibitors of TGF-b
Source: NCGC
Target: Smad3 [Homo sapiens]
External Id: SMAD3101
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

3-Benziloyloxy-1,1-dimethyl-piperidinium,Bromid
mepenzolate bromide
Cantilaque
Cantilon
3-benziloyloxy-1,1-dimethyl-piperidinium,bromide
Eftoron
Colibantil
mepensolate bromide
Cantil
Tralanta
Mepenzolatbromid
Colopiril
Delevil
Gastropidil
Mepenzolate (Bromide)

 Mepenzolate (Bromide) | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the molecular weight of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide?
A: Molecular weight of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide is 420.34000.
Q: What is the SMILES notation of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide?
A: SMILES notation of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide is C[N+]1(C)CCCC(OC(=O)C(O)(c2ccccc2)c2ccccc2)C1.[Br-].
Q: What is the English name of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide?
A: The English name of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide is (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide.
Q: What English synonyms does (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide have?
A: English synonyms of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide: 3-Benziloyloxy-1,1-dimethyl-piperidinium,Bromid, mepenzolate bromide, Cantilaque, Cantilon, 3-benziloyloxy-1,1-dimethyl-piperidinium,bromide, Eftoron, Colibantil, mepensolate bromide, Cantil, Tralanta, Mepenzolatbromid, Colopiril, Delevil, Gastropidil, Mepenzolate (Bromide).
Q: What is the safety information for (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide?
A: Safety information for (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide: 36.
Q: What is the molecular formula of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide?
A: Molecular formula of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide is C21H26BrNO3.
Q: What is the InChIKey of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide?
A: InChIKey of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide is JRRNZNSGDSFFIR-UHFFFAOYSA-M.
Q: What is the melting point of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide?
A: Melting point of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide is 228-229ºC dec.
Q: What is the polar surface area (PSA) of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide?
A: Polar surface area (PSA) of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide is 46.53000.
Q: What is the CAS number of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide?
A: CAS number of (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate,bromide is 76-90-4.

 Mepenzolate (Bromide)factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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