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217644-11-6

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217644-11-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 217644-11-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,7,6,4 and 4 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 217644-11:
(8*2)+(7*1)+(6*7)+(5*6)+(4*4)+(3*4)+(2*1)+(1*1)=126
126 % 10 = 6
So 217644-11-6 is a valid CAS Registry Number.

217644-11-6Relevant articles and documents

Practical synthesis of 2,6-dideoxy-D-lyxo-hexose ('2-deoxy-d-fucose') from D-galactose

Shafer, Cynthia M.,Molinski, Tadeusz F.

, p. 223 - 228 (2007/10/03)

2,6-Dideoxy-D-lyxo-hexose was prepared efficiently from D-galactose in eight steps (25% overall yield). The synthesis is amenable to multigram scale-up. Copyright (C) 1998 Elsevier Science Ltd.

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