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75808-67-2

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75808-67-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75808-67-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,8,0 and 8 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 75808-67:
(7*7)+(6*5)+(5*8)+(4*0)+(3*8)+(2*6)+(1*7)=162
162 % 10 = 2
So 75808-67-2 is a valid CAS Registry Number.
InChI:InChI=1/C59H82N14O13/c1-31(2)47(61)54(81)71-48(32(3)4)55(82)69-43(27-35-19-21-37(75)22-20-35)57(84)73-26-12-18-45(73)53(80)68-42(29-36-30-65-39-16-10-9-15-38(36)39)52(79)72-49(33(5)74)56(83)67-41(23-24-46(60)76)51(78)66-40(17-11-25-64-59(62)63)50(77)70-44(58(85)86)28-34-13-7-6-8-14-34/h6-10,13-16,19-22,30-33,40-45,47-49,65,74-75H,11-12,17-18,23-29,61H2,1-5H3,(H2,60,76)(H,66,78)(H,67,83)(H,68,80)(H,69,82)(H,70,77)(H,71,81)(H,72,79)(H,85,86)(H4,62,63,64)/t33-,40+,41+,42+,43+,44+,45+,47+,48+,49+/m1/s1

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