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21217-67-4

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21217-67-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21217-67-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,2,1 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 21217-67:
(7*2)+(6*1)+(5*2)+(4*1)+(3*7)+(2*6)+(1*7)=74
74 % 10 = 4
So 21217-67-4 is a valid CAS Registry Number.

21217-67-4Downstream Products

21217-67-4Relevant articles and documents

Antitumor activity of ribonuclease multimers created by site-specific covalent tethering

Rutkoski, Thomas J.,Kink, John A.,Strong, Laura E.,Schilling, Christine I.,Raines, Ronald T.

, p. 1691 - 1702 (2010)

Site-specific cross-linking can generate homogeneous multimeric proteins of defined valency. Pancreatic-type ribonucleases are an especially attractive target, as their natural dimers can enter mammalian cells, evade the cytosolic ribonuclease inhibitor (

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