177027-34-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 177027-34-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,7,0,2 and 7 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 177027-34:
(8*1)+(7*7)+(6*7)+(5*0)+(4*2)+(3*7)+(2*3)+(1*4)=138
138 % 10 = 8
So 177027-34-8 is a valid CAS Registry Number.
177027-34-8Relevant articles and documents
4,4'-methylene-bis-(3-chloro-2,6-dialkylphenylisocyanates)
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, (2008/06/13)
The 4,4'-methylene-bis-(3-chloro-2,6-dialkylphenylisocyanates) of the general formula STR1 are new polyisocyanates for the production of PU systems with high chemical stability and good thermal stability.
