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135653-89-3

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135653-89-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 135653-89-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,6,5 and 3 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 135653-89:
(8*1)+(7*3)+(6*5)+(5*6)+(4*5)+(3*3)+(2*8)+(1*9)=143
143 % 10 = 3
So 135653-89-3 is a valid CAS Registry Number.

135653-89-3Downstream Products

135653-89-3Relevant articles and documents

A newly-designed PE-supported arsine for efficient and practical catalytic Wittig olefination

Wang, Peng,Liu, Chun-Rong,Sun, Xiu-Li,Chen, Shuai-Shuai,Li, Jun-Fang,Xie, Zuowei,Tang, Yong

, p. 290 - 292 (2012)

A newly designed PE-supported arsine has been developed as an excellent catalyst for catalytic Wittig-type olefination. Simple ketones, in particular inactive ketones prove to be suitable substrates for the first time. This reaction provides an easy access to di-, tri-, and tetra-substituted olefins in high yield.

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