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15218-25-4

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15218-25-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 15218-25-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,2,1 and 8 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 15218-25:
(7*1)+(6*5)+(5*2)+(4*1)+(3*8)+(2*2)+(1*5)=84
84 % 10 = 4
So 15218-25-4 is a valid CAS Registry Number.

15218-25-4Downstream Products

15218-25-4Relevant articles and documents

STEREOSELECTIVE TOTAL SYNTHESES OF (+/-)-18,19-DIHYDROHUNTERBURNINE, (+/-)-10-O-METHYL-18,19-DIHYDROHUNTERBURNINE, (+/-)-10-HYDROXYCORYNANTHEIDOL AND (+/-)-10-METHOXYCORYNANTHEIDOL

Lounasmaa, Mauri,Jokela, Reija,Tiainen, Lasse-Pekka

, p. 7873 - 7884 (1990)

Short, stereoselective total synthesis for (+/-)-18,19-dihydrohunterburnine, (+/-)-10-O-methyl-18,19-dihydrohunterburnine, (+/-)-10-hydroxycorynantheidol and (+/-)-10-methoxycorynantheidol are described.

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