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98758-87-3

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98758-87-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 98758-87-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,7,5 and 8 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 98758-87:
(7*9)+(6*8)+(5*7)+(4*5)+(3*8)+(2*8)+(1*7)=213
213 % 10 = 3
So 98758-87-3 is a valid CAS Registry Number.

98758-87-3Relevant articles and documents

SYNTHETIC STUDIES TOWARD TO 1α-HYDROXYVITAMIN D3 --- STEREOSELECTIVE SYNTHESIS OF (+/-)-(Z)-2-(3β,5α-DIHYDROXY-2-METHYLENECYCLOHEXYLIDENE)ETHYLIDENECYCLOHEXANE

Nemoto, Hideo,Wu, Xiao-Ming,Kurobe, Hiroshi,Ihara, Masataka,Fukumoto, Keiichiro

, p. 4257 - 4260 (1983)

As a model experiment for a synthesis of 1α-hydroxyvitamin D3, the title compound (19) was stereoselectively synthesized via the solvolysis of (+/-)-2-hydroxy-2-hexane)-1>ethylidenecyclohexane (15).

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