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1374647-36-5

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1374647-36-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1374647-36-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,4,6,4 and 7 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1374647-36:
(9*1)+(8*3)+(7*7)+(6*4)+(5*6)+(4*4)+(3*7)+(2*3)+(1*6)=185
185 % 10 = 5
So 1374647-36-5 is a valid CAS Registry Number.

1374647-36-5Relevant articles and documents

Transition-Metal-Free Formylation of Allylzinc Reagents Leading to α-Quaternary Aldehydes

Haraguchi, Ryosuke,Kusakabe, Akinori,Mizutani, Nakaba,Fukuzawa, Shin-Ichi

, p. 1613 - 1616 (2018)

The first example of formylation of allylzinc reagents using S-phenyl thioformate is presented. The reaction proceeded under mild conditions without any transition-metal catalyst, forming quaternary carbon centers with reactive functionalities, such as formyl and vinyl groups. Moreover, Barbier-type formylation of an allylic bromide with a sterically demanding thioformate was achieved. As a preliminary result, asymmetric formylation was conducted using a menthol-derived chiral thioformate.

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