The CAS Registry Mumber 189887-18-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,8,8 and 7 respectively; the second part has 2 digits, 1 and 8 respectively. Calculate Digit Verification of CAS Registry Number 189887-18: (8*1)+(7*8)+(6*9)+(5*8)+(4*8)+(3*7)+(2*1)+(1*8)=221 221 % 10 = 1 So 189887-18-1 is a valid CAS Registry Number.
189887-18-1Upstream product
189887-18-1Downstream Products
Post a RFQ
1
What can I do for you? Get Best Price
Get Best Price for189887-18-14-{phenyl[(2,2,6,6-tetramethyl-4-piperidinyl)imino]methyl}-1,3-benzenediol