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157452-74-9

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157452-74-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 157452-74-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,4,5 and 2 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 157452-74:
(8*1)+(7*5)+(6*7)+(5*4)+(4*5)+(3*2)+(2*7)+(1*4)=149
149 % 10 = 9
So 157452-74-9 is a valid CAS Registry Number.
InChI:InChI=1/C123H196N44O38S3/c1-13-58(6)93(163-104(188)71(27-20-35-139-123(132)133)154-115(199)95(61(9)169)165-117(201)97(63(11)171)166-116(200)96(62(10)170)164-114(198)92(57(4)5)162-105(189)73(31-37-208-12)151-99(183)67(124)42-91(180)181)112(196)144-51-90(179)161-94(60(8)168)113(197)143-47-86(175)140-48-87(176)149-74(38-56(2)3)106(190)147-59(7)98(182)141-49-88(177)148-69(25-18-33-137-121(128)129)101(185)159-80(52-206)110(194)153-72(29-30-83(125)172)103(187)155-76(40-65-45-134-54-145-65)108(192)157-78(41-66-46-135-55-146-66)119(203)205-120(204)79(44-85(127)174)158-107(191)75(39-64-22-15-14-16-23-64)150-89(178)50-142-111(195)82-28-21-36-167(82)118(202)81(53-207)160-109(193)77(43-84(126)173)156-102(186)70(26-19-34-138-122(130)131)152-100(184)68-24-17-32-136-68/h14-16,22-23,45-46,52,54-63,65-82,92-97,136,168-171,207H,13,17-21,24-44,47-51,53,124H2,1-12H3,(H2,125,172)(H2,126,173)(H2,127,174)(H,140,175)(H,141,182)(H,142,195)(H,143,197)(H,144,196)(H,147,190)(H,148,177)(H,149,176)(H,150,178)(H,151,183)(H,152,184)(H,153,1

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