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Acetic acid (1S,4S,6R,7S,8R,9S,10S)-9-benzyloxy-8-(3-benzyl-ureido)-6-methoxy-10-methyl-3-oxo-2,5-dioxa-tricyclo[5.2.2.04,8]undec-10-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

253674-50-9

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253674-50-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 253674-50-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,3,6,7 and 4 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 253674-50:
(8*2)+(7*5)+(6*3)+(5*6)+(4*7)+(3*4)+(2*5)+(1*0)=149
149 % 10 = 9
So 253674-50-9 is a valid CAS Registry Number.

253674-50-9Upstream product

253674-50-9Relevant academic research and scientific papers

Stereocontrolled synthesis of (-)-5,11-dideoxytetrodotoxin

Asai, Masanori,Nishikawa, Toshio,Ohyabu, Norio,Yamamoto, Noboru,Isobe, Minoru

, p. 4543 - 4558 (2007/10/03)

Asymmetric synthesis of (-)-5,11-dideoxytetrodotoxin, an analog of puffer fish toxin, was accomplished from a common key intermediate through a novel hydroxylation at the C-8 position with neighboring group participation of trichloroacetamide, a highly st

Stereocontrolled synthesis of (-)-5,11-dideoxytetrodotoxin

Nishikawa, Toshio,Asai, Masanori,Ohyabu, Norio,Yamamoto, Noboru,Isobe, Minoru

, p. 3081 - 3084 (2007/10/03)

New derivatives of an intriguing marine natural product are now accessible. The first asymmetric synthesis of the simple tetrodotoxin analogue, 5,11-dideoxytetrodotoxin (3), was achieved. Hydroxylation at position C8 of the key intermediate 1 relied on th

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