Welcome to LookChem.com Sign In|Join Free

CAS

  • or

81668-99-7

Post Buying Request

81668-99-7 Suppliers

Recommended suppliersmore

  • Product
  • FOB Price
  • Min.Order
  • Supply Ability
  • Supplier
  • Contact Supplier

81668-99-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81668-99-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,6,6 and 8 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 81668-99:
(7*8)+(6*1)+(5*6)+(4*6)+(3*8)+(2*9)+(1*9)=167
167 % 10 = 7
So 81668-99-7 is a valid CAS Registry Number.

81668-99-7Relevant articles and documents

REACTION OF LITHIUM DIMETHYLCUPRATE WITH CONFORMATIONALLY BIASED β-ACYLOXY ENOL ESTERS - REGIO AND STEREOCONTROLLED ACCESS TO FUNCTIONALIZED SIX-CARBON CHIRAL SYNTHONS

Hanessian, Stephen,Tyler, Peter C.,Chapleur, Yves

, p. 4583 - 4586 (2007/10/02)

Alkyl 2-acyloxy α-D-erythro-hex-2-enopyranoside diesters, readily available from D-hexoses, are versatile intermediates for the expeditious preparation of six-carbon chiral synthons containing alternating and/or consecutive C-methyl and hydroxyl groups.

Post a RFQ

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

1

What can I do for you?
Get Best Price

Get Best Price for 81668-99-7