CompoundList
Sign in
Screening compounds

Mepenzolate

Also known as Mepenzolic acid, Mepenzolate ion, Mepenzolate cation

CAS 25990-43-6Formula C21H26NO3+Molar mass 340.44 g/mol
Get quotes Safety data
Mepenzolate chemical structure, C21H26NO3+, CAS 25990-43-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
25990-43-6
Formula
C21H26NO3+
Molar mass
340.44 g/mol
HS code
293339
Category
Screening compounds

What is Mepenzolate?

Plain description, key identifiers and synonyms

2-hydroxy-2,2-diphenylacetic acid (1,1-dimethyl-3-piperidin-1-iumyl) ester is a diarylmethane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate
CAS number
25990-43-6 CAS number cross-checked
Molecular formula
C21H26NO3+
UNII
ONW3LB39P7
InChIKey
GKNPSSNBBWDAGH-UHFFFAOYSA-N
InChI
InChI=1S/C21H26NO3/c1-22(2)15-9-14-19(16-22)25-20(23)21(24,17-10-5-3-6-11-17)18-12-7-4-8-13-18/h3-8,10-13,19,24H,9,14-16H2,1-2H3/q+1
SMILES (canonical and isomeric)
C[N+]1(CCCC(C1)OC(=O)C(C2=CC=CC=C2)(C3=CC=CC=C3)O)C

Synonyms

  • Mepenzolic acid
  • Mepenzolate ion
  • Mepenzolate cation
  • Mepenzolate bromide free base
  • (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenylacetate
  • Piperidinium, 3-[(hydroxydiphenylacetyl)oxy]-1,1-dimethyl-
  • 3-[(2-hydroxy-2,2-diphenylacetyl)oxy]-1,1-dimethylpiperidin-1-ium
  • Piperidinium, 3-((hydroxydiphenylacetyl)oxy)-1,1-dimethyl-
  • 3-((2-hydroxy-2,2-diphenylacetyl)oxy)-1,1-dimethylpiperidin-1-ium
  • Cantril
  • Mepenzolon
  • 1-Methyl-3-piperidyl benzilate methyl bromide
  • racemic mepenzolate
  • (plusmn)-mepenzolate
  • Piperidinium, 3-hydroxy-1,1-dimethyl-, benzilate (ester)
  • DivK1c_000636
  • Piperidinium, 3-((hydroxydiphenylacetyl)oxy)-1,1-dimethyl- (VAN)
  • 3-{[Hydroxydi(phenyl)acetyl]oxy}-1,1-dimethylpiperidin-1-ium
  • (1,1-dimethylpiperidin-1-ium-3-yl) 2-hydroxy-2,2-diphenyl-acetate
  • 3-(2-Hydroxy(diphenyl)acetoxy)-1,1-dimethylpiperidinium
  • 2-hydroxy-2,2-diphenylacetic acid (1,1-dimethyl-3-piperidin-1-iumyl) ester

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
340.44 g/molcalc.
Exact mass
340.1907 Dacalc.
LogP (octanol/water)
2.7calc.
Topological polar surface area
46.53 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
4calc.
Heavy atoms
25calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.38calc.
Formal charge
1calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C(OC1CCCNC1)C(c1ccccc1)c1ccccc1

O=C(OC1CCCNC1)C(c1ccccc1)c1ccccc1

3 rings, 22 atoms.

22 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Mepenzolate suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

No supplier listings yet

Post one free request and suppliers who make or trade Mepenzolate can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

Mepenzolate price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Use classes: Pharmaceuticals.

Pharmacology

Mepenzolate is an Anticholinergic. The mechanism of action of mepenzolate is as a Cholinergic Antagonist.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Mepenzolate is traded under.

HS 2933.39Indicative HS code

Heterocyclic compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure…

World exports in 2024
$9.16B
−17.9% vs 2023, imports $10.6B
2019 to 2024
Top exporters
  1. China21.5%
  2. India * partner reported12.3%
  3. Ireland11.6%
Top importers
  1. Germany14.2%
  2. United States12.8%
  3. Brazil10.1%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Mepenzolate is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Mepenzolate, based on the data on this page

What is Mepenzolate?

2-hydroxy-2,2-diphenylacetic acid (1,1-dimethyl-3-piperidin-1-iumyl) ester is a diarylmethane.

What is the CAS number of Mepenzolate?

The CAS registry number of Mepenzolate is 25990-43-6.

What is the molecular formula and weight of Mepenzolate?

The molecular formula of Mepenzolate is C21H26NO3+ and its molar mass is 340.44 g/mol.

What is Mepenzolate used for?

Use classes: Pharmaceuticals.

Is Mepenzolate hazardous?

No GHS hazard classification for Mepenzolate is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Mepenzolate?

Mepenzolate is usually classified under HS code 293339 (Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Mepenzolate?

Post a free request on CompoundList and suppliers of Mepenzolate will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Mepenzolate?

Suppliers quote Mepenzolate on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Mepenzolate

Get quotes for Mepenzolate

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Mepenzolate
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Mepenzolate with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/mepenzolate-25990-43-6" title="Mepenzolate structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Screening compounds or HS code 293339

Price on request
Free quotes, contact stays private
Get quotes