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87658-27-3

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87658-27-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87658-27-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,6,5 and 8 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 87658-27:
(7*8)+(6*7)+(5*6)+(4*5)+(3*8)+(2*2)+(1*7)=183
183 % 10 = 3
So 87658-27-3 is a valid CAS Registry Number.

87658-27-3Downstream Products

87658-27-3Relevant articles and documents

Reactions of o-Lithio-lithiumphenolate and o-Lithio-N-methyl-lithiumanilide with Halides of Phosphorus, Arsenic and Silicon

Heinicke, J.,Tzschach, A.

, p. 232 - 237 (2007/10/02)

The title compounds and chlorides of the type ClERn (E=P, As, Si) react smoothly in a molecular ratio of 1:2 to give the corresponding disubstituted phenole and N-methylaniline derivatives, respectively.Attempts with an 1:1 ratio show different results de

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