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Screening compounds

9-Methyl risperidone

Also known as 3-[2-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]ethyl]-2,9-dimethyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one

CAS 138271-01-9Formula C24H29FN4O2Molar mass 424.52 g/mol
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9-Methyl risperidone chemical structure, C24H29FN4O2, CAS 138271-01-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
138271-01-9
Formula
C24H29FN4O2
Molar mass
424.52 g/mol
HS code
293499
Category
Screening compounds

What is 9-Methyl risperidone?

Plain description, key identifiers and synonyms

9-Methyl risperidone is a chemical substance with the molecular formula C24H29FN4O2 and a molar mass of 424.52 g/mol. Its CAS registry number is 138271-01-9. The IUPAC name is 3-[2-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]ethyl]-2,9-dimethyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
3-[2-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]ethyl]-2,9-dimethyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one
CAS number
138271-01-9
Molecular formula
C24H29FN4O2
InChIKey
OGKVOAADDLBBTM-UHFFFAOYSA-N
InChI
InChI=1S/C24H29FN4O2/c1-15-4-3-10-29-23(15)26-16(2)19(24(29)30)9-13-28-11-7-17(8-12-28)22-20-6-5-18(25)14-21(20)31-27-22/h5-6,14-15,17H,3-4,7-13H2,1-2H3
SMILES (canonical and isomeric)
CC1CCCN2C1=NC(=C(C2=O)CCN3CCC(CC3)C4=NOC5=C4C=CC(=C5)F)C

Synonyms

  • 3-[2-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]ethyl]-2,9-dimethyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one

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
424.52 g/molcalc.
Exact mass
424.2275 Dacalc.
LogP (octanol/water)
4.15calc.
Topological polar surface area
64.16 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
4calc.
Heavy atoms
31calc.
Rings
5calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.54calc.
Formal charge
0calc.
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=c1c(CCN2CCC(c3noc4ccccc34)CC2)cnc2n1CCCC2

O=c1c(CCN2CCC(c3noc4ccccc34)CC2)cnc2n1CCCC2

5 rings, 28 atoms.

43 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.

9-Methyl risperidone suppliers

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9-Methyl risperidone price

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Uses and applications

What the substance is used for, by industry and function

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 9-Methyl risperidone is traded under.

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

The HS code shown for 9-Methyl risperidone is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 9-Methyl risperidone, based on the data on this page

What is 9-Methyl risperidone?

9-Methyl risperidone is a chemical substance with the molecular formula C24H29FN4O2 and a molar mass of 424.52 g/mol. Its CAS registry number is 138271-01-9. The IUPAC name is 3-[2-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]ethyl]-2,9-dimethyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one.

What is the CAS number of 9-Methyl risperidone?

The CAS registry number of 9-Methyl risperidone is 138271-01-9.

What is the molecular formula and weight of 9-Methyl risperidone?

The molecular formula of 9-Methyl risperidone is C24H29FN4O2 and its molar mass is 424.52 g/mol.

What is 9-Methyl risperidone used for?

Known uses and roles of 9-Methyl risperidone include building blocks in research and laboratory and screening compounds in research and laboratory.

Is 9-Methyl risperidone hazardous?

No GHS hazard classification for 9-Methyl risperidone 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 9-Methyl risperidone?

9-Methyl risperidone is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 9-Methyl risperidone?

Post a free request on CompoundList and suppliers of 9-Methyl risperidone will send you quotes. Your contact details stay private until you accept a quote.

What is the price of 9-Methyl risperidone?

Suppliers quote 9-Methyl risperidone 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 9-Methyl risperidone

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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