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107688-57-3

107688-57-3

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107688-57-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 107688-57-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,6,8 and 8 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 107688-57:
(8*1)+(7*0)+(6*7)+(5*6)+(4*8)+(3*8)+(2*5)+(1*7)=153
153 % 10 = 3
So 107688-57-3 is a valid CAS Registry Number.

107688-57-3Upstream product

107688-57-3Downstream Products

107688-57-3Relevant articles and documents

INTERCONVERSION OF HETIDINE- AND ATISINE-TYPE DITERPENOID ALKALOIDS: FACILE CLEAVAGE AND REGENERATION OF THE C(14)-C(20) BOND

Wang, Feng-Peng,Liang, Xiao-Tian

, p. 265 - 272 (2007/10/02)

The simultaneous presence of 2α-hydroxy and 13-keto groups in hetidine (1) gives rise to a facile conversion to a structure (24) of the atisine-type simply by heating in alkaline media, the transient formation of the intermediate (23) as the result of C(1

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