A-PCYP
Alpha-PCYP • Alpha-Pyrrolidinocyclohexylphenone • Analytical Research Material
Chemical Overview
Chemical Name: 2-Cyclohexyl-1-phenyl-2-(pyrrolidin-1-yl)ethanone
Common Names: A-PCYP, alpha-PCYP, α-PCyP
CAS Number: 1803168-11-7
Molecular Formula: C18H25NO
Molecular Weight: 271.40 g/mol
Research Specifications
Product Format: Research material
Compound Class: Pyrrolidinophenone / cathinone derivative
PubChem CID: 155884437
FDA UNII: PJ2S9WH4A2
InChIKey: FKEHRWJWTWDTDB-UHFFFAOYSA-N
About A-PCYP
A-PCYP
is a commonly used abbreviation for alpha-PCYP, also identified as
2-cyclohexyl-1-phenyl-2-(pyrrolidin-1-yl)ethanone. PubChem records the compound under
CID 155884437 and lists the molecular formula as C18H25NO with a molecular weight of
approximately 271.4 g/mol. :chatgpt-content-reference{index=”0″}
The molecular structure combines a phenyl-containing ketone framework with a
cyclohexyl group and pyrrolidine ring. These structural components provide distinct
identifiers that can be used for analytical chemistry, database comparison and
spectrometric reference work.
The compound has also been documented in scientific and forensic chemistry resources.
Reference records provide standardized chemical names, structural representations,
molecular descriptors and database identifiers that help distinguish the molecule from
related pyrrolidinophenone compounds.
Molecular Information
| IUPAC Name | 2-Cyclohexyl-1-phenyl-2-pyrrolidin-1-ylethanone |
| Molecular Formula | C18H25NO |
| Molecular Weight | 271.40 g/mol |
| CAS Number | 1803168-11-7 |
| PubChem CID | 155884437 |
| FDA UNII | PJ2S9WH4A2 |
| InChIKey | FKEHRWJWTWDTDB-UHFFFAOYSA-N |
Structural & Analytical Data
PubChem and the FDA Global Substance Registration System provide standardized structural
information for the molecule. The recorded SMILES representation is:
O=C(C(C1CCCCC1)N2CCCC2)C3=CC=CC=C3
The corresponding InChI representation is:
InChI=1S/C18H25NO/c20-18(16-11-5-2-6-12-16)17(19-13-7-8-14-19)15-9-3-1-4-10-15/h2,5-6,11-12,15,17H,1,3-4,7-10,13-14H2
The compound is represented without a defined stereochemical specification in the
standard PubChem record. NCATS reports one defined stereocenter in its substance
record and identifies the registered material as racemic. :chatgpt-content-reference{index=”1″}
Independent Chemical References
For additional structural identifiers and independently maintained chemical information,
researchers can consult the following reference databases:
Research Material Notice
This product information is presented for analytical and scientific reference purposes.
Research involving chemical materials should be conducted by appropriately qualified
personnel using suitable laboratory procedures, appropriate documentation and laboratory
safety controls. The information above describes documented chemical identity and
molecular characteristics rather than instructions for human use.



Frank –
I’m so glad to get this stuff as substitute for the other PVP’s. I can’t live without them ! This is first class Product. Free all Chemicals in the World.Kind Regards Uncle Fester!