Skip to Content
Merck
CN

SML2956

Nalmefene Hydrochloride

≥98% (HPLC), μ-opioid receptor agonist, powder

Synonym(s):

(5a)-17-(Cyclopropylmethyl)-4,5-epoxy-6-methylene-morphinan-3,14-diol hydrochloride, NIH 1036, Nalmefene HCl

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C21H25NO3·HCl
CAS Number:
Molecular Weight:
375.89
NACRES:
NA.77
UNSPSC Code:
12352200
MDL number:
Assay:
≥98% (HPLC)
Form:
powder
Storage condition:
desiccated
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist


Product Name

Nalmefene Hydrochloride, ≥98% (HPLC)

Quality Segment

assay

≥98% (HPLC)

form

powder

storage condition

desiccated

color

white to beige

solubility

DMSO: 2 mg/mL, clear

storage temp.

2-8°C

SMILES string

C=C1CC[C@@]2(O)[C@H]3CC4=C5[C@@]2(CCN3CC6CC6)[C@H]1OC5=C(C=C4)O.Cl

InChI

1S/C21H25NO3.ClH/c1-12-6-7-21(24)16-10-14-4-5-15(23)18-17(14)20(21,19(12)25-18)8-9-22(16)11-13-2-3-13;/h4-5,13,16,19,23-24H,1-3,6-11H2;1H/t16-,19+,20+,21-;/m1./s1

InChI key

GYWMRGWFQPSQLK-OPHZJPRHSA-N

Biochem/physiol Actions

Nalmefene hydrochloride, a naltrexone analogue, is an inverse agonist at the μ-opioid receptor (MOR) and as a weak partial agonist at the κ-opioid receptor. Nalmefene hydrochloride is used as treatment for addiction.
naltrexone analogue; inverse agonist at the μ-opioid receptor (MOR) and as a weak partial agonist at the κ-opioid receptor


pictograms

Skull and crossbonesEnvironment

signalword

Danger

Hazard Classifications

Acute Tox. 3 Oral - Aquatic Chronic 1 - STOT SE 3

target_organs

Central nervous system

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable



Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library