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37570-59-5

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37570-59-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 37570-59-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,7,5,7 and 0 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 37570-59:
(7*3)+(6*7)+(5*5)+(4*7)+(3*0)+(2*5)+(1*9)=135
135 % 10 = 5
So 37570-59-5 is a valid CAS Registry Number.

37570-59-5Relevant articles and documents

The Xanthene-9-spiro-4'-piperidine Nucleus as a Probe for Opiate Activity

Galt, Ronald H. B.,Horbury, John,Matusiak, Zbigniew S.,Pearce, Robert J.,Shaw, John S.

, p. 2357 - 2362 (2007/10/02)

A series of novel 1'-methylxanthene-9-sspiro-4'-piperidines has been prepared in the search for opiate analgesics with improved pharmacological properties.It has been found that intriduction of a hydroxyl group into the 4-position of the xanthenespiropipe

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