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133157-93-4

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133157-93-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 133157-93-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,1,5 and 7 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 133157-93:
(8*1)+(7*3)+(6*3)+(5*1)+(4*5)+(3*7)+(2*9)+(1*3)=114
114 % 10 = 4
So 133157-93-4 is a valid CAS Registry Number.

133157-93-4Downstream Products

133157-93-4Relevant articles and documents

N,N-Diethylfluoromethyltamoxifen: Synthesis, assignment of 1H and 13C spectra and receptor assay

Yang,Cherif,Tansey,Kuang,Li,Wright,Kim,Wallace

, p. 919 - 924 (1992)

(cis) and (trans)N,N-diethylfluoromethyltamoxifen (1-[4-(2-diethylaminoethoxy)phenyl]-1,2-diphenyl-5-fluoro-1-pentene) were synthesized from clomiphene in a three-step procedure and both isomers were differentiated by the concerted application of two-dime

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