121057-01-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121057-01-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,0,5 and 7 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 121057-01:
(8*1)+(7*2)+(6*1)+(5*0)+(4*5)+(3*7)+(2*0)+(1*1)=70
70 % 10 = 0
So 121057-01-0 is a valid CAS Registry Number.
121057-01-0Relevant articles and documents
Synthesis of Unprotected (+/-)-Tunichrome An-1, a Tunicate Blood Pigment
Horenstein, Benjamin A.,Nakanishi, Koji
, p. 6242 - 6246 (2007/10/02)
The unstable, oxygen-sensitive tunicate blood pigment (+/-)-tunichrome An-1 (1a), which has been implicated in the 1E7-fold concentration of vanadium from the ocean is some tunicate species, has been synthesized in its underivatized form on a semipreparat