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131549-98-9

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131549-98-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 131549-98-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,5,4 and 9 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 131549-98:
(8*1)+(7*3)+(6*1)+(5*5)+(4*4)+(3*9)+(2*9)+(1*8)=129
129 % 10 = 9
So 131549-98-9 is a valid CAS Registry Number.

131549-98-9Downstream Products

131549-98-9Relevant articles and documents

Synthesis of 3-azido- and 3-fluoro-2,3-dideoxy-1-thio-D-erythro-pentofuranosides and their 2-c-substituted derivatives

Sugimura,Osumi,Yamazaki,Yamaya

, p. 1809 - 1812 (2007/10/02)

Phenyl 3-azido- and 3-fluoro-2,3-dideoxy-1-thio-α-D-erythro-pentofuranosides and their 2-C-substituted derivatives, promising precursors of potent antiviral nucleosides, have been synthesized from L-arabinose.

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