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70509-37-4

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70509-37-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 70509-37-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,5,0 and 9 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 70509-37:
(7*7)+(6*0)+(5*5)+(4*0)+(3*9)+(2*3)+(1*7)=114
114 % 10 = 4
So 70509-37-4 is a valid CAS Registry Number.

70509-37-4Downstream Products

70509-37-4Relevant articles and documents

Thio-Michael addition of α,β-unsaturated amides catalyzed by Nmm-based ionic liquids

Liu, Yawei,Lai, Zhenzhen,Yang, Pengkun,Xu, Yuanqing,Zhang, Wenkai,Liu, Baoying,Lu, Minghua,Chang, Haibo,Ding, Tao,Xu, Hao

, p. 43104 - 43113 (2017/09/15)

A simple and practical thio-Michael addition of α,β-unsaturated amides catalyzed by Nmm-based ionic liquids with a 1,2-propanediol group has been developed. All the α,β-unsaturated amides without substituents at the carbon end could smoothly react with su

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