MDPHP

Molecular structure via molpic based on CDK

Conformer []

Conformer structure via 3Dmol.js

Physical properties []
Molecular mass	289.4 g/mol ^[1]
Predicted LogP	3.8 ^[1]

Structural Identifiers []
Molecular formula	C₁₇H₂₃NO₃ ^[1]
IUPAC name	1-(1,3-benzodioxol-5-yl)-2-pyrrolidin-1-ylhexan-1-one ^[1]
SMILES	CCCCC(C(=O)C1=CC2=C(C=C1)OCO2)N3CCCC3 ^[1]
InChI	InChI=1S/C17H23NO3/c1-2-3-6-14(18-9-4-5-10-18)17(19)13-7-8-15-16(11-13)21-12-20-15/h7-8,11,14H,2-6,9-10,12H2,1H3 ^[1]
InChIKey	OBLFRFGUZZRECT-UHFFFAOYSA-N ^[1]

3,4-Methylenedioxy-α-pyrrolidinohexiophenone

3,4-Methylenedioxy-α-pyrrolidinohexiophenone (also known as Methylenedioxypyrrolidinohexiophenone, MDPHP, 3,4-Mdphp, 3,4-Md-α-php, 3,4-Methylenedioxy-α-pyrrolidinohexanophenone, 1-Hexanone, 1-(1,3-benzodioxol-5-yl)-2-(1-pyrrolidinyl)-, 1-(1,3-benzodioxol-5-yl)-2-(1-pyrrolidinyl)-1-Hexanone, Q27268665, 1-(1,3-benzodioxol-5-yl)-2-(pyrrolidin-1-yl)hexan-1-one or 5-MDPHP) is a stimulant substance of the pyrrolidinophenone and methylenedioxyphenethylamine class.

Chemistry

Stereochemistry []

3,4-Methylenedioxy-α-pyrrolidinohexiophenone is a racemic mixture of the enantiomers

Stereoisomers
(R)-3,4-Methylenedioxy-α-pyrrolidinohexiophenone (S)-3,4-Methylenedioxy-α-pyrrolidinohexiophenone

Subjective effects []

Physical effects
Abnormal heartbeat Appetite suppression Dehydration Dry mouth Increased blood pressure Increased heart rate Increased libido Restless legs Shakiness Stamina enhancement Stimulation Teeth grinding Vasoconstriction

Cognitive effects
Analysis enhancement Cognitive euphoria Compulsive redosing Disinhibition Ego inflation Focus enhancement Increased music appreciation Mania Motivation enhancement Suggestibility suppression Thought acceleration Wakefulness

Anodyne Usernotes []
0xea / 3,4-Methylenedioxy-α-pyrrolidinohexiophenone^{[freebase][hydrochloride][citrate]} via Insufflated, Intravenous and Vaporized	Strong Stimulation; Strong Euphoria; Mildly Entactogenic; Moderate Duration Insufflated; vaporized has distinctive disgusting Mushroom Smell

External links []

References []

National Center for Biotechnology Information. PubChem Compound Summary for CID 119057580, 3,4-Methylenedioxy-α-pyrrolidinohexiophenone. Accessed July 22, 2025. https://pubchem.ncbi.nlm.nih.gov/compound/119057580