Anodyne

EPH

Molecular structure via molpic based on CDK

Physical properties []
Molecular mass	247.33 g/mol ^[1]
Predicted LogP	0.6 ^[1]

Structural Identifiers []
Molecular formula	C₁₅H₂₁NO₂ ^[1]
IUPAC name	ethyl 2-phenyl-2-piperidin-2-ylacetate ^[1]
SMILES	CCOC(=O)C(C1CCCCN1)C2=CC=CC=C2 ^[1]
InChI	InChI=1S/C15H21NO2/c1-2-18-15(17)14(12-8-4-3-5-9-12)13-10-6-7-11-16-13/h3-5,8-9,13-14,16H,2,6-7,10-11H2,1H3 ^[1]
InChIKey	AIVSIRYZIBXTMM-UHFFFAOYSA-N ^[1]

Dosing[]

Oral []
Light	≤ 42 mg(13x - 54.2%)
Common	42 mg
Strong	40 - 75 mg(11x - 45.8%)
Heavy	75 mg
Extreme	75 mg +

Statistically derived dosages via DBI-IGS

We do not take any responsibility for medical complications or loss of life sustained by following these dosages blindly.

Ethylphenidate

Ethylphenidate (also known as 2-Piperidineacetic acid, α-phenyl-, ethyl ester, ethyl phenyl(2-piperidinyl)acetate, 984DG861KD, Ethylphenidat, Phenyl-piperidin-2-yl-acetic acid ethyl ester; hydrochloride, Methyl phenidate impurity E, ethyl phenyl(piperidin-2-yl)acetate, ZDA08855, Ethyl 2-phenyl-2-(piperidin-2-yl)acetate or 2-Piperidineaceticacid, a-phenyl-, ethyl ester) is a stimulant substance of the phenidate class.

Chemistry

Stereochemistry []

Ethylphenidate is a racemic mixture of the diastereomers

Stereoisomers
(5S,6S)-Ethylphenidate (5R,6S)-Ethylphenidate (5S,6R)-Ethylphenidate (5R,6R)-Ethylphenidate

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 / Ethylphenidate^{[hydrochloride]} via Oral	mild stimulation; passed out on it on both occasions

Legal status []

Australia: Ethylphenidate is a S8 (Controlled Drug) substance.
Brazil: Ethylphenidate is a F2 substance.^[2]
Canada: Ethylphenidate is a Schedule 3 substance.
United Kingdom: Ethylphenidate is a Class B substance.
Germany: Ethylphenidate is a Anlage II substance.
United Nations: Ethylphenidate is a Schedule II drug under the "Convention on Psychotropic Substances 1971".

External links []

References []

National Center for Biotechnology Information. PubChem Compound Summary for CID 3080846, Ethylphenidate. Accessed October 14, 2025. https://pubchem.ncbi.nlm.nih.gov/compound/3080846
Anvisa. RDC Nº 804 - Listas de Substâncias Entorpecentes, Psicotrópicas, Precursoras e Outras sob Controle Especial. Diário Oficial da União. July 24, 2023. Accessed October 14, 2025. https://www.in.gov.br/en/web/dou/-/resolucao-rdc-n-804-de-24-de-julho-de-2023-498447451