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196087-87-3

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196087-87-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 196087-87-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,6,0,8 and 7 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 196087-87:
(8*1)+(7*9)+(6*6)+(5*0)+(4*8)+(3*7)+(2*8)+(1*7)=183
183 % 10 = 3
So 196087-87-3 is a valid CAS Registry Number.

196087-87-3Downstream Products

196087-87-3Relevant articles and documents

Abnormal products in the Bischler-Napieralski isoquinoline synthesis

Doi, Satoshi,Shirai, Naohiro,Sato, Yoshiro

, p. 2217 - 2221 (2007/10/03)

Reaction of N-[2-(4-methoxyphenyl)ethyl]benzamides with phosphorus pentoxide (and phosphoryl chloride) gives 7-methoxy-1-phenyl-3,4-dihydroisoquinolines (a normal Bischler-Napieralski reaction product) and 6-methoxy-1-phenyl-3,4-dihydroisoquinolines (an abnormal reaction product). The reaction mechanism is discussed.

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