143873-66-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143873-66-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,8,7 and 3 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 143873-66:
(8*1)+(7*4)+(6*3)+(5*8)+(4*7)+(3*3)+(2*6)+(1*6)=149
149 % 10 = 9
So 143873-66-9 is a valid CAS Registry Number.
InChI:InChI=1/C30H56NO24P.Na/c1-10-15(36)17(38)20(41)28(47-10)53-26-25(55-56(44,45)54-12(6-32)7-33)24(52-29-21(42)18(39)16(37)13(8-34)49-29)14(9-35)50-30(26)51-23-11(2)48-27(22(43)19(23)40)46-5-3-4-31;/h10-30,32-43H,3-9,31H2,1-2H3,(H,44,45);/q;+1/p-1
143873-66-9Relevant articles and documents
Synthesis of a spacer-containing repeating unit of the capsular polysaccharide of Streptococcus pneumoniae type 23F
Van Steijn,Kamerling,Vliegenthart
, p. 261 - 277 (2007/10/02)
The synthesis is reported of 3-aminopropyl 4-O-(4-O-β-D-glucopyranosyl-2-O-α-L-rhamnopyranosyl-β-D-galactopyran osyl)-β-L-rhamnopyranoside 3'-(glycer-2-yl sodium phosphate) (25β), which represents the repeating unit of the capsular polysaccharide of Strep