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102070-59-7

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102070-59-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 102070-59-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,0,7 and 0 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 102070-59:
(8*1)+(7*0)+(6*2)+(5*0)+(4*7)+(3*0)+(2*5)+(1*9)=67
67 % 10 = 7
So 102070-59-7 is a valid CAS Registry Number.

102070-59-7Downstream Products

102070-59-7Relevant articles and documents

New Synthetic Route to Spiroacetals. The 3,4-Dihydro-2H-pyran Approach to (+/-)-Talaromycin B

Kocienski, Philip,Yeates, Clive

, p. 1879 - 1884 (2007/10/02)

The nucleophylic cleavage of the oxirane (9) by the organocuprate derived from 3-ethyl-6-lithio-3,4-dihydro-2H-pyran (7) was the key step in a synthesis of racemic talaromycin B (12).A similar synthesis of desethyltalaromycin B (15) from (9) and 6-lithio-

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