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163894-01-7

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  • 3(8-,13 OR 17)-(CARBOXYHYDROXYMETHYL)-8,13,17(3,13,17-,3,8,17 OR 3,8,13)-TRIS(CARBOXYMETHYL)-21H,23H-PORPHINE-2,7,12,18-TETRAPROPANOIC ACID

    Cas No: 163894-01-7

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163894-01-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 163894-01-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,3,8,9 and 4 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 163894-01:
(8*1)+(7*6)+(6*3)+(5*8)+(4*9)+(3*4)+(2*0)+(1*1)=157
157 % 10 = 7
So 163894-01-7 is a valid CAS Registry Number.
InChI:InChI=1/C40H38N4O17/c45-31(46)5-1-16-20(9-35(53)54)27-13-26-19(4-8-34(51)52)38(39(59)40(60)61)30(44-26)15-25-18(3-7-33(49)50)22(11-37(57)58)29(43-25)14-28-21(10-36(55)56)17(2-6-32(47)48)24(42-28)12-23(16)41-27/h12-15,39,41,43,59H,1-11H2,(H,45,46)(H,47,48)(H,49,50)(H,51,52)(H,53,54)(H,55,56)(H,57,58)(H,60,61)/b23-12-,24-12-,25-15-,26-13-,27-13-,28-14-,29-14-,30-15-

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