144177-03-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 144177-03-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,1,7 and 7 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 144177-03:
(8*1)+(7*4)+(6*4)+(5*1)+(4*7)+(3*7)+(2*0)+(1*3)=117
117 % 10 = 7
So 144177-03-7 is a valid CAS Registry Number.
InChI:InChI=1/C25H48OSi/c1-18(2)19(3)13-14-20(4)21-15-16-22-23(12-11-17-25(21,22)8)26-27(9,10)24(5,6)7/h13-14,18-23H,11-12,15-17H2,1-10H3/b14-13+/t19-,20+,21?,22?,23-,25?/m0/s1
144177-03-7Relevant articles and documents
Preparation of (22S)- and (22R)-24-homo-26,26,26,27,27,27-hexafluoro-1,22,25-trihydroxy-24-yne-v itamin D3
Ohira,Taguchi,Iseki,Kobayashi
, p. 1647 - 1649 (1992)
A convergent synthesis of the titled fluorinated analogs of the 1,25-dihydroxyvitamin D3, which modulates butyrate-induced differentiation of HT-29 human colonic carcinoma cells with very little effect on bone calcium mobilization, is reported.