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Heterocyclic building blocks

Anirolac

Also known as 2,3-dihydro-5-(4-methoxybenzoyl)-1H-pyrrolizine-1-carboxylic acid, Anirolaco, 5-(4-methoxybenzoyl)-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid

CAS 66635-85-6Formula C16H15NO4Molar mass 285.30 g/mol
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Anirolac chemical structure, C16H15NO4, CAS 66635-85-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
66635-85-6
Formula
C16H15NO4
Molar mass
285.30 g/mol
HS code
293399
Category
Heterocyclic building blocks

What is Anirolac?

Plain description, key identifiers and synonyms

Anirolac is a chemical substance with the molecular formula C16H15NO4 and a molar mass of 285.30 g/mol. Its CAS registry number is 66635-85-6. The IUPAC name is 5-(4-methoxybenzoyl)-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
5-(4-methoxybenzoyl)-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid
CAS number
66635-85-6 CAS number cross-checked
Molecular formula
C16H15NO4
UNII
S9B9E35WUX
InChIKey
HEOZYYOUKGGSBJ-UHFFFAOYSA-N
InChI
InChI=1S/C16H15NO4/c1-21-11-4-2-10(3-5-11)15(18)14-7-6-13-12(16(19)20)8-9-17(13)14/h2-7,12H,8-9H2,1H3,(H,19,20)
SMILES (canonical and isomeric)
COC1=CC=C(C=C1)C(=O)C2=CC=C3N2CCC3C(=O)O

Synonyms

  • 2,3-dihydro-5-(4-methoxybenzoyl)-1H-pyrrolizine-1-carboxylic acid
  • Anirolaco
  • 5-(4-methoxybenzoyl)-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid
  • Anirolacum
  • RS 37326
  • (+-)-5-p-Anisoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid
  • 1H-Pyrrolizine-1-carboxylic acid, 2,3-dihydro-5-(4-methoxybenzoyl)-, (+-)-
  • Anirolac (USAN/INN)

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
285.30 g/molcalc.
Exact mass
285.1001 Dacalc.
LogP (octanol/water)
2.3calc.
Topological polar surface area
68.53 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
4calc.
Heavy atoms
21calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.25calc.
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=C(c1ccccc1)c1ccc2n1CCC2

O=C(c1ccccc1)c1ccc2n1CCC2

3 rings, 16 atoms, the Phenyl(2,3-dihydro-1H-pyrrolizin-5-yl)methanone ring system.

69 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.

Anirolac suppliers

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Anirolac price

Indicative price range per kg from live supplier offers

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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 Anirolac is traded under.

HS 2933.99Indicative HS code

Heterocyclic compounds with nitrogen hetero-atom(s) only, other

World exports in 2024
$12.1B
−31.0% vs 2023, imports $28.8B
2019 to 2024
Top exporters
  1. China30.5%
  2. India * partner reported16.3%
  3. Ireland9.0%
Top importers
  1. Slovenia31.7%
  2. Italy24.2%
  3. United States5.0%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Anirolac?

Anirolac is a chemical substance with the molecular formula C16H15NO4 and a molar mass of 285.30 g/mol. Its CAS registry number is 66635-85-6. The IUPAC name is 5-(4-methoxybenzoyl)-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid.

What is the CAS number of Anirolac?

The CAS registry number of Anirolac is 66635-85-6.

What is the molecular formula and weight of Anirolac?

The molecular formula of Anirolac is C16H15NO4 and its molar mass is 285.30 g/mol.

What is Anirolac used for?

Known uses and roles of Anirolac include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Anirolac hazardous?

No GHS hazard classification for Anirolac 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 Anirolac?

Anirolac is usually classified under HS code 293399 (Heterocyclic compounds with nitrogen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Anirolac?

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

What is the price of Anirolac?

Suppliers quote Anirolac 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

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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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