Levomepromazine Maleate-impurities | Pharmaffiliates

levomepromazine maleate and its Impurities

Levomepromazine Maleate also known as methotrimeprazine. It can be used as an analgesic for moderate to severe pain in non-ambulant patients. Reference standards of Levomepromazine Maleate API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 6 results for levomepromazine maleate Impurities
PA 12 54000

Levomepromazine Maleate - API Standards

Levomepromazine Maleate


  • Catalogue No.:PA 12 54000

  • CAS :

    7104-38-3

  • Molecular Formula : C23H28N2O5S

  • Molecular Weight : 444.54

PA 12 54010

Levomepromazine Maleate - Impurity A

2-Methoxyphenothiazine


  • Catalogue No.:PA 12 54010

  • CAS :

    1771-18-2

  • Molecular Formula : C13H11NOS

  • Molecular Weight : 229.30

PA 12 54020

Levomepromazine Maleate - Impurity B

10-[(2R)-3-(Dimethylamino)-2-methylpropyl]-2-methoxy-5λ4 -phenothiazin-5(10H)-one


  • Catalogue No.:PA 12 54020

  • CAS :

    7606-29-3

  • Molecular Formula : C19H24N2O2S

  • Molecular Weight : 344.47

PA 12 0540030

Levomepromazine Maleate - Impurity C

(2R)-3-(2-Methoxy-10H-phenothiazin-10-yl)-N,2-dimethylpropan-1-amine


  • Catalogue No.:PA 12 0540030

  • CAS :

    37819-98-0

  • Molecular Formula : C18H22N2OS

  • Molecular Weight : 314.45

PA 12 0540040

Levomepromazine Maleate - Impurity D

(2R)-3-(2,2′-Dimethoxy-10H-[3,10′-biphenothiazin]-10-yl)-N,N,2-trimethylpropan-1-amine


  • Catalogue No.:PA 12 0540040

  • CAS :

    NA

  • Molecular Formula : C32H33N3O2S2

  • Molecular Weight : 555.76

PA 12 0540050

Levomepromazine Maleate - Impurity E

(2R,2′R)-3,3′-[Sulfanediylbis[(8-methoxy-10H-phenothiazine-3,10-diyl)]]bis(N,N,2- trimethylpropan-1-amine)


  • Catalogue No.:PA 12 0540050

  • CAS :

    NA

  • Molecular Formula : C38H46N4O2S3

  • Molecular Weight : 686.99