Title: Morantel
CAS Registry Number: 20574-50-9
CAS Name: (E)-1,4,5,6-Tetrahydro-1-methyl-2-[2-(3-methyl-2-thienyl)ethenyl]pyrimidine
Molecular Formula: C12H16N2S
Molecular Weight: 220.33
Percent Composition: C 65.41%, H 7.32%, N 12.71%, S 14.55%
Literature References: Prepn: Austin et al., GB 1120587 (1968 to Pfizer).
Properties: Crystals from chloroform + benzene, mp 239-241°.
Melting point: mp 239-241°
Derivative Type: Citrate monohydrate
Trademarks: Exhelm (Pfizer)
Molecular Formula: C12H16N2S.C6H8O7.H2O
Molecular Weight: 430.47
Percent Composition: C 50.22%, H 6.09%, N 6.51%, S 7.45%, O 29.73%
Derivative Type: Tartrate
CAS Registry Number: 26155-31-7
Manufacturers' Codes: CP-12009-18
Trademarks: Paratect (Pfizer); Suiminth (Pfizer)
Molecular Formula: C12H16N2S.C4H6O6
Molecular Weight: 370.42
Percent Composition: C 51.88%, H 5.99%, N 7.56%, S 8.66%, O 25.92%
Therap-Cat-Vet: Anthelmintic.

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