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119180-87-9

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119180-87-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 119180-87-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,1,8 and 0 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 119180-87:
(8*1)+(7*1)+(6*9)+(5*1)+(4*8)+(3*0)+(2*8)+(1*7)=129
129 % 10 = 9
So 119180-87-9 is a valid CAS Registry Number.

119180-87-9Relevant articles and documents

Asymmetric de novo synthesis of fluorinated d-glucitol and d-mannitol analogues

Giuffredi, Guy T.,Purser, Sophie,Sawicki, Marcin,Thompson, Amber L.,Gouverneur, Veronique

experimental part, p. 910 - 920 (2009/09/25)

A highly efficient anti-SE2′ electrophilic fluorination of enantioenriched allylsilanes a subsequent dihydroxylation of the resulting allylic fluorides were used as key steps for the synthesis of three fluorinated carbohydrate analogues, 1,5-di-O-benzyl-2-deoxy-2-fluoro-d-glucitol, 2,6-di-O-benzyl-5-deoxy-5-fluoro-l-glucitol and 1,5-di-O-benzyl-2-deoxy-2-fluoro-d-mannitol. A new catalytic asymmetric route to 1-benzyloxy-4-trimethylsilyl-but-3-yn-2-ol, a common precursor to two advanced allylsilanes, is also described featuring a Noyori asymmetric transfer hydrogenation reaction.

A Practical Synthesis of Several Polyhydroxylated Chiral Building Blocks

Kusakabe, Masato,Kato, Hiroshi,Sato, Fumie

, p. 2163 - 2166 (2007/10/02)

A practical method for the synthesis of several useful polyhydroxylated chiral building blocks has been developed.The key reaction is the kinetic resolution of (E)-1-trimethylsilyl-4-alkoxy-1-buten-3-ol or (E)-1-trimethylsilyl-5-alkoxy-1-penten-3-ol using the Sharpless asymmetric epoxidation reaction.

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