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161083-23-4

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161083-23-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 161083-23-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,1,0,8 and 3 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 161083-23:
(8*1)+(7*6)+(6*1)+(5*0)+(4*8)+(3*3)+(2*2)+(1*3)=104
104 % 10 = 4
So 161083-23-4 is a valid CAS Registry Number.

161083-23-4Downstream Products

161083-23-4Relevant articles and documents

Synthesis of Optically Pure (R)- and (S)-α-Trifluoromethyl-Alanine

Bravo, Pierfrancesco,Capelli, Silvia,Meille, Stefano Valdo,Viani, Fiorenza,Zanda, Matteo,et al.

, p. 2009 - 2018 (1994)

(+)-R- and (-)-(S)-3,3,3-trifluoro-2-methyl-alanine (1) were synthesized from (+)-(R)-methyl-p-tolylsulphoxide (5) and N-alkoxycarbonylimino derivatives 4 of methyl 3,3,3-trifluoropyruvate (3).The absolute configuration was determined by X-ray analyses of

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