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118689-25-1

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118689-25-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 118689-25-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,6,8 and 9 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 118689-25:
(8*1)+(7*1)+(6*8)+(5*6)+(4*8)+(3*9)+(2*2)+(1*5)=161
161 % 10 = 1
So 118689-25-1 is a valid CAS Registry Number.
InChI:InChI=1/C172H273N55O46/c1-20-90(14)136(225-140(242)103(175)58-85(4)5)164(266)200-93(17)139(241)203-113(150(252)226-138(92(16)22-3)166(268)223-126(69-102-76-190-84-199-102)169(271)273-167(269)94(18)201-163(265)135(179)95(19)230)48-52-134(240)272-168(270)125(68-101-75-189-83-198-101)222-159(261)122(67-100-74-188-82-197-100)219-154(256)117(62-89(12)13)213-155(257)119(64-97-38-27-24-28-39-97)216-156(258)118(63-96-36-25-23-26-37-96)215-146(248)109(44-35-57-193-172(184)185)207-144(246)107(42-33-55-191-170(180)181)206-145(247)108(43-34-56-192-171(182)183)208-151(253)114(59-86(6)7)214-161(263)124(71-133(238)239)220-148(250)111(46-50-129(178)232)210-165(267)137(91(15)21-2)227-162(264)127(79-229)224-143(245)106(41-30-32-54-174)202-130(233)77-194-142(244)105(40-29-31-53-173)205-160(262)123(70-132(236)237)221-158(260)121(66-99-73-187-81-196-99)218-153(255)116(61-88(10)11)212-152(254)115(60-87(8)9)211-147(249)110(45-49-128(177)231)209-157(259)120(65-98-72-186-80-195-98)217-149(251)112(47-51-131(234)235)204-141(243)104(176

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