Welcome to LookChem.com Sign In|Join Free

CAS

  • or

21885-57-4

Post Buying Request

21885-57-4 Suppliers

Recommended suppliersmore

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

21885-57-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21885-57-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,8,8 and 5 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 21885-57:
(7*2)+(6*1)+(5*8)+(4*8)+(3*5)+(2*5)+(1*7)=124
124 % 10 = 4
So 21885-57-4 is a valid CAS Registry Number.

21885-57-4Downstream Products

21885-57-4Relevant articles and documents

ALKYLATION OF 6-SUBSTITUTED PURINES IN CONDITIONS OF INTERPHASE CATALYSIS

Ramzaeva, N. P.,Goncharova, I. N.,Lidak, M. Yu.,Gol'dberg, Yu. Sh.,Shimanskaya, M. V.

, p. 346 - 347 (1986)

-

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 21885-57-4