Orphenadrine Citrate, USP

Molecular Formula
C18H23NO•C6H8O7
Catalog Number
O1047
Supplier/Brand
Spectrum Chemical
CAS Number
4682-36-4

Orphenadrine Citrate, USP, an anticholinergic drug, has been used to treat painful muscle spasms. All Spectrum Chemical USP grade products are manufactured, packaged and stored under current Good Manufacturing Practices (cGMP) per 21CFR part 211 in FDA registered and inspected facilities.


Synonyms: (RS)-Dimethyl[2-(2-methylbenzhydryloxy)ethyl]amine Dihydrogen Citrate ; Mephenamine Citrate

Shipping Information

DOT: UN2811, Toxic solid, organic, n.o.s. (orphenadrine citrate), 6.1, PG III

Largest individual container shippable via:
UPS/FedEx Ground: 12 kg    UPS Air: 1 kg    FedEx Air: 25 kg
Tariff No. 2922190900

Storage Information

LIGHT SENSITIVE: Keep tightly closed in light-resistant containers.

Certificates of Analysis

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2023