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902799-71-7

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902799-71-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 902799-71-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,2,7,9 and 9 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 902799-71:
(8*9)+(7*0)+(6*2)+(5*7)+(4*9)+(3*9)+(2*7)+(1*1)=197
197 % 10 = 7
So 902799-71-7 is a valid CAS Registry Number.

902799-71-7Relevant articles and documents

Stereoselective synthesis of 3-hydroxymethyl-D-cyclopentenone, the versatile intermediate for the synthesis of carbocyclic nucleosides

Choi, Won Jun,Moon, Hyung Ryong,Kim, Hea Ok,Ko, Young Mi,Kim, Hye Jin,Lee, Jeong A.,Lee, Kang Man,Yun, Mi Kyung,Shin, Dae Hong,Chun, Moon Woo,Sheen, Yhun Y.,Kim, Kilhyoun,Jeong, Lak Shin

, p. 611 - 613 (2005)

The preparative and stereoselective synthesis (45-50% overall yields, >50 g scale) of the key carbasugars 7a-d was achieved from D-ribose via stereoselective Grignard reaction and oxidative rearrangement as key reactions. Copyright Taylor & Francis, Inc.

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