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464170-02-3

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464170-02-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 464170-02-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,6,4,1,7 and 0 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 464170-02:
(8*4)+(7*6)+(6*4)+(5*1)+(4*7)+(3*0)+(2*0)+(1*2)=133
133 % 10 = 3
So 464170-02-3 is a valid CAS Registry Number.

464170-02-3Downstream Products

464170-02-3Relevant articles and documents

Asymmetric synthesis of a selective endothelin A receptor antagonist

Kato, Yoshiaki,Niiyama, Kenji,Nemoto, Takayuki,Jona, Hideki,Akao, Atsushi,Okada, Shigemitsu,Song, Zhiguo J,Zhao, Matthew,Tsuchiya, Yoshimi,Tomimoto, Koji,Mase, Toshiaki

, p. 3409 - 3415 (2002)

An asymmetric synthesis of a selective endothelin A receptor antagonist 1b is described. A highly substituted pyridine intermediate 11a was efficiently prepared via a mono-amination of inexpensive 2,6-dichloropyridine followed by a Vilsmeier formylation.

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