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4-MeO-a-PVP

CAS No.
5537-19-9
Chemical Name:
4-MeO-a-PVP
Synonyms
mdphp;4-MeO-a-PVP;4meompma 4-MeO-α-PVP;mdphp CAS NO.5537-19-9;4-MeO-α-PVP hydrochloride;MDPHP mdphp with best prices;4-methoxy-α-Pyrrolidinopentiophenone hydrochloride;4-Methoxy-α-pyrrolidinovalerophenone hydrochloride;4-methoxy-α-Pyrrolidinopentiophenone (hydrochloride);4-methoxy-.alpha.-Pyrrolidinopentiophenone (hydrochloride)
CBNumber:
CB92685844
Molecular Formula:
C16H23NO2.ClH
Molecular Weight:
297.82
MDL Number:
MOL File:
5537-19-9.mol
MSDS File:
SDS
Last updated:2026-05-28 05:10:24

4-MeO-a-PVP Properties

Melting point 177 °C
solubility DMF: 3 mg/ml; DMSO: 10 mg/ml; Ethanol: 20 mg/ml; Methanol: 1 mg/ml; PBS (pH 7.2): 10 mg/ml
form A crystalline solid
FDA UNII VO3305HZ8I

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302+H312+H332
Precautionary statements  P261-P264-P270-P271-P280-P301+P312-P302+P352-P304+P340-P321-P330-P362+P364-P501
NFPA 704
0
3 0

4-MeO-a-PVP price More Price(7)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Cayman Chemical 14097 4-methoxy-α-Pyrrolidinopentiophenone (hydrochloride) ≥98% 5537-19-9 5mg $90 2026-04-30 Buy
Cayman Chemical 14097 4-methoxy-α-Pyrrolidinopentiophenone (hydrochloride) ≥98% 5537-19-9 10mg $158 2026-04-30 Buy
Cayman Chemical 14097 4-methoxy-α-Pyrrolidinopentiophenone (hydrochloride) ≥98% 5537-19-9 50mg $588 2026-04-30 Buy
Biosynth FAA53719 Valerophenone, 4'-methoxy-2-(1-pyrrolidinyl)-, hydrochloride 5537-19-9 25mg $1009 2026-06-04 Buy
Biosynth FAA53719 Valerophenone, 4'-methoxy-2-(1-pyrrolidinyl)-, hydrochloride 5537-19-9 50mg $1403.5 2026-06-04 Buy
Product number Packaging Price Buy
14097 5mg $90 Buy
14097 10mg $158 Buy
14097 50mg $588 Buy
FAA53719 25mg $1009 Buy
FAA53719 50mg $1403.5 Buy

4-MeO-a-PVP Chemical Properties,Uses,Production

Description

Pyrrolidinophenones are a family of compounds that feature a pyrrolidinyl group affixed to the narcotic cathinone. Many have been identified as components of designer drugs. 4-methoxy-α-Pyrrolidinopentiophenone (4-MeO-α-PVP) (hydrochloride) shares structural features with the stimulant α-PVP. The mechanism of action is unknown for α-PVP, but is believed to be similar to that of the designer drug MDPV (Item No. 10624), which acts as a norepinephrine-dopamine reuptake inhibitor.1,2 This product is intended to be used for forensic and research applications.WARNING This product is not for human or veterinary use.

4-MeO-a-PVP Preparation Products And Raw materials

Raw materials

Preparation Products

4-MeO-a-PVP 4-methoxy-α-Pyrrolidinopentiophenone (hydrochloride) MDPHP mdphp with best prices 4meompma 4-MeO-α-PVP 1-(4-methoxyphenyl)-2-pyrrolidin-1-ylpentan-1-one:hydrochloride mdphp CAS NO.5537-19-9 4-methoxy-.alpha.-Pyrrolidinopentiophenone (hydrochloride) 4-Methoxy-α-pyrrolidinovalerophenone hydrochloride 4-MeO-α-PVP hydrochloride 4-methoxy-α-Pyrrolidinopentiophenone hydrochloride mdphp 5537-19-9 Chemical raw materials for pharmaceutical intermediate and medicine grade