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117854-17-8

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117854-17-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 117854-17-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,8,5 and 4 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 117854-17:
(8*1)+(7*1)+(6*7)+(5*8)+(4*5)+(3*4)+(2*1)+(1*7)=138
138 % 10 = 8
So 117854-17-8 is a valid CAS Registry Number.
InChI:InChI=1/C136H215N33O45/c1-59(2)47-92(162-108(182)67(16)138)126(200)150-73(22)113(187)157-88(36-43-103(176)177)125(199)167-97(55-81-57-142-58-144-81)131(205)161-91(134(208)211-104(178)44-38-90(159-114(188)74(23)151-129(203)95(50-62(7)8)165-115(189)75(24)152-127(201)93(48-60(3)4)163-109(183)68(17)139)124(198)155-79(28)133(207)214-132(206)78(27)154-111(185)70(19)149-128(202)94(49-61(5)6)164-116(190)76(25)153-130(204)96(51-63(9)10)166-119(193)83(140)33-40-100(170)171)39-46-106(180)213-136(210)99(53-65(13)14)169-118(192)77(26)148-123(197)89(158-112(186)72(21)147-121(195)86(34-41-101(172)173)156-107(181)66(15)137)37-45-105(179)212-135(209)98(52-64(11)12)168-117(191)71(20)145-110(184)69(18)146-122(196)87(35-42-102(174)175)160-120(194)84(141)54-80-56-143-85-32-30-29-31-82(80)85/h29-32,56-79,81,83-84,86-99,143H,33-55,137-141H2,1-28H3,(H,145,184)(H,146,196)(H,147,195)(H,148,197)(H,149,202)(H,150,200)(H,151,203)(H,152,201)(H,153,204)(H,154,185)(H,155,198)(H,156,181)(H,157,187)(H,158,186)(H,159,188)(H,160,194)(H,161,205)

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