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1891-85-6

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1891-85-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1891-85-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,8,9 and 1 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1891-85:
(6*1)+(5*8)+(4*9)+(3*1)+(2*8)+(1*5)=106
106 % 10 = 6
So 1891-85-6 is a valid CAS Registry Number.

1891-85-6Relevant articles and documents

Stereoselective Total Synthesis of (+/-)-Labdane-8α-15-diol and (+/-)-Eperuane-8β,15-diol

Hirota, Hiroshi,Nakamura, Toshio,Tsuyuki, Takahiko,Takahashi, Takeyoshi

, p. 4023 - 4028 (2007/10/02)

(+/-)-Labdane-8α,15-diol and (+/-)-eperuane-8β,15-diol, diastereomeric diterpenes to each other, were prepared separately and stereoselectively, via a common 7-membered lactone from the known tricyclic keto alcohol.

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