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677707-79-8

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677707-79-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 677707-79-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,7,7,0 and 7 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 677707-79:
(8*6)+(7*7)+(6*7)+(5*7)+(4*0)+(3*7)+(2*7)+(1*9)=218
218 % 10 = 8
So 677707-79-8 is a valid CAS Registry Number.

677707-79-8Downstream Products

677707-79-8Relevant articles and documents

Stereoselective synthesis of (+)-SCH 351448: A unique ligand system for sodium, calcium, and other cations

Kang, Eun Joo,Cho, Eun Jin,Ji, Mi Kyung,Lee, Young Eun,Shin, Dong Mok,Choi, Soo Young,Chung, Young Keun,Kim, Jong-Seo,Kim, Hie-Joon,Lee, Sueg-Geun,Lah, Myoung Soo,Lee, Eun

, p. 6321 - 6329 (2007/10/03)

(+)-SCH 351448 (Na+ salt A) was synthesized employing ring-closing olefin metathesis reaction of an open diene diester intermediate for construction of the 28-membered macrodiolide structure. The open diene diester was prepared from the monomeric hydroxy carboxylic acid and two different olefin fragments. The monomeric hydroxy acid was synthesized via Julia-Julia coupling reaction of intermediates derived from the same olefinic fragments. Oxane units in these fragments were prepared by radical cyclization reactions of β-alkoxyacrylates. Analogous SCH 351448 salts incorporating other mono- and divalent cations may be prepared. Under acidic conditions, SCH 351448 (Na+ salt A) was the most stable complex, but SCH 351448 (Ca2+ salt) and (Na+ salt B) appear to be physiologically important species.

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