Welcome to LookChem.com Sign In|Join Free
  • or
2-((1S,3aS,4S,7aS)-1-tert-Butoxy-7a-methyl-5-oxo-octahydro-inden-4-ylmethyl)-3-oxo-5-(2,5,5-trimethyl-[1,3]dioxan-2-yl)-pentanoic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74838-05-4

Post Buying Request

74838-05-4 Suppliers

Recommended suppliers

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

74838-05-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74838-05-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,8,3 and 8 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 74838-05:
(7*7)+(6*4)+(5*8)+(4*3)+(3*8)+(2*0)+(1*5)=154
154 % 10 = 4
So 74838-05-4 is a valid CAS Registry Number.

74838-05-4Upstream product

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 Customer Service

What can I do for you?
Get Best Price

Get Best Price for 74838-05-4