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142273-87-8

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142273-87-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142273-87-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,2,7 and 3 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 142273-87:
(8*1)+(7*4)+(6*2)+(5*2)+(4*7)+(3*3)+(2*8)+(1*7)=118
118 % 10 = 8
So 142273-87-8 is a valid CAS Registry Number.

142273-87-8Downstream Products

142273-87-8Relevant articles and documents

Directed ortho metalation - Suzuki cross coupling connections. Convenient regiospecific routes to functionalized m- and p-teraryls and m-quinquearyls

Unrau,Campbell,Snieckus

, p. 2773 - 2776 (1992)

Rapid access to a variety of substituted m- and p-teraryls and m-quinquearyls (Table) via Pd-catalyzed, one-pot, sequential and 1:2 cross coupling of aryl halides with aryl boronic acids, both available by metal-halogen exchange or directed ortho metalati

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