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75603-98-4

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75603-98-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75603-98-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,6,0 and 3 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 75603-98:
(7*7)+(6*5)+(5*6)+(4*0)+(3*3)+(2*9)+(1*8)=144
144 % 10 = 4
So 75603-98-4 is a valid CAS Registry Number.

75603-98-4Downstream Products

75603-98-4Relevant articles and documents

N,N-dimethylchlorosulfitemethaniminium chloride as a cyclodehydrating agent: An efficient one-pot preparation of 4-methyl-2-phenyl-Δ2-oxazolin-5-one and its reactions with various imines and bis-imines

Singh, Satyendra P,Prajapati, Dipak,Sandhu, Jagir S

, p. 1033 - 1036 (2007/10/02)

N,N-Dimethylchlorosulfitemethaniminium chloride prepared from thionylchloride and dimethylformamide in dry benzene at ambient temperature was found to be an efficient and mild cyclodehydrating agent of N-benzoyl amino acids for the synthesis of various β-

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