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19969-42-7

19969-42-7

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19969-42-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19969-42-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,9,6 and 9 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 19969-42:
(7*1)+(6*9)+(5*9)+(4*6)+(3*9)+(2*4)+(1*2)=167
167 % 10 = 7
So 19969-42-7 is a valid CAS Registry Number.

19969-42-7Downstream Products

19969-42-7Relevant articles and documents

Novel dehydration reaction of neoanisatin and transformation of neoanisatin into anisatin

Yoshizawa, Junko,Obitsu, Kazuyoshi,Maki, Shojiro,Niwa, Haruki,Hirano, Takashi,Ohashi, Mamoru

, p. 1387 - 1388 (1997)

Reaction of neoanisatin with methyl oxalyl chloride in pyridine gave a novel dehydration product, from which anisatin was prepared.

Stereocontrolled total synthesis of (-)-anisatin: A neurotoxic sesquiterpenoid possessing a novel spiro β-lactone

Niwa, Haruki,Nisiwaki, Masanori,Tsukada, Itaru,Ishigaki, Takeshi,Ito, Shigeki,Wakamatsu, Kazumasa,Mori, Tatsuya,Ikagawa, Megumi,Yamada, Kiyoyuki

, p. 9001 - 9003 (2007/10/02)

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