Cas 1351165-72-4,C62H40N2

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Check Digit Verification of cas no

The CAS Registry Mumber 1351165-72-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,1,1,6 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1351165-72:
(9*1)+(8*3)+(7*5)+(6*1)+(5*1)+(4*6)+(3*5)+(2*7)+(1*2)=134
134 % 10 = 4
So 1351165-72-4 is a valid CAS Registry Number.

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1351165-72-4Relevant academic research and scientific papers

Ph(O) group for protection of terminal acetylenes

Yang, Xin,Matsuo, Daisuke,Suzuma, Yoshinori,Fang, Jing-Kun,Xu, Feng,Orita, Akihiro,Otera, Junzo,Kajiyama, Shingo,Koumura, Nagatoshi,Hara, Kohjiro

, p. 2402 - 2406 (2011/11/05)

A protecting group Ph(O) for terminal ethyne was newly developed. This protecting group can be introduced readily to terminal ethyne by CuI-catalyzed phosphination and subsequent oxidation with H Ph(O)-protected ethynes remained intact in Sonogashira coup

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