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229949-53-5

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229949-53-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 229949-53-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,9,9,4 and 9 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 229949-53:
(8*2)+(7*2)+(6*9)+(5*9)+(4*4)+(3*9)+(2*5)+(1*3)=185
185 % 10 = 5
So 229949-53-5 is a valid CAS Registry Number.

229949-53-5Downstream Products

229949-53-5Relevant articles and documents

Synthesis and antinociceptive activity of orally active opioid peptides: Improvement of oral bioavailability by esterification

Ogawa, Tadashi,Araki, Mamoru,Miyamae, Tetsuhisa,Okayama, Toru,Hagiwara, Masaki,Sakurada, Shinobu,Morikawa, Tadanori

, p. 759 - 771 (2007/10/03)

To improve the oral bioavailability of a dermorphin tetrapeptide analog, Nα-1-iminoethyl-Tyr-D-MetO-Phe-MeβAla-OH (III), 1) which has a potent analgesic activity after oral administration, various derivatives were synthesized to incr

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