The CAS Registry Mumber 459-21-2 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,5 and 9 respectively; the second part has 2 digits, 2 and 1 respectively. Calculate Digit Verification of CAS Registry Number 459-21: (5*4)+(4*5)+(3*9)+(2*2)+(1*1)=72 72 % 10 = 2 So 459-21-2 is a valid CAS Registry Number.
459-21-2Upstream product
459-21-2Downstream Products
Post a RFQ
1
What can I do for you? Get Best Price
Get Best Price for459-21-2N-ETHYL-P-FLUOROANILINE HYDROCHLORIDE