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138240-77-4

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138240-77-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138240-77-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,2,4 and 0 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 138240-77:
(8*1)+(7*3)+(6*8)+(5*2)+(4*4)+(3*0)+(2*7)+(1*7)=124
124 % 10 = 4
So 138240-77-4 is a valid CAS Registry Number.
InChI:InChI=1/C64H114N10O14/c1-25-26-27-41(16)53(77)52-58(81)68-50(43(18)75)61(84)69(19)33-49(76)70(20)46(30-36(6)7)56(79)66-44(28-34(2)3)59(82)71(21)47(31-37(8)9)55(78)65-42(17)64(87)88-54(40(14)15)63(86)72(22)48(32-38(10)11)57(80)67-45(29-35(4)5)60(83)73(23)51(39(12)13)62(85)74(52)24/h25-26,34-48,50-54,75,77H,27-33H2,1-24H3,(H,65,78)(H,66,79)(H,67,80)(H,68,81)/b26-25+/t41-,42+,43-,44+,45+,46+,47+,48-,50+,51+,52?,53-,54-/m1/s1

138240-77-4Upstream product

138240-77-4Downstream Products

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