Cas 139975-09-0,ceftazidime HI salt

Suppliers
Usage
Upstream product
Downstream Products
Article

139975-09-0 Suppliers

Recommended suppliersmore

139975-09-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139975-09-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,9,7 and 5 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 139975-09:
(8*1)+(7*3)+(6*9)+(5*9)+(4*7)+(3*5)+(2*0)+(1*9)=180
180 % 10 = 0
So 139975-09-0 is a valid CAS Registry Number.

139975-09-0Upstream product

140145-61-5 1-[(6R,7R)-7-{2-[(Z)-1-tert-Butoxycarbonyl-1-methyl-ethoxyimino]-2-[2-(trityl-amino)-thiazol-4-yl]-acetylamino}-2-(4-methoxy-benzyloxycarbonyl)-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-en-3-ylmethyl]-pyridinium; iodide

139975-09-0Downstream Products

72558-82-8 ceftazidime

139975-09-0Relevant articles and documents

Deprotection of carboxylic esters of β-lactam homologues. Cleavage of p-methoxybenzyl, diphenylmethyl, and tert-butyl esters effected by a phenolic matrix

Torii,Tanaka,Taniguchi,Kameyama,Sasaoka,Shiroi,Kikuchi,Kawahara,Shimabayashi,Nagao

, p. 3633 - 3637 (1991)

Post a RFQ

Cas No.:

Product Name:

Quantity:

Email:

Company name:

Valid Period:

Detailed Requirements:

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)

What can I do for you?
Get Best Price

Get Best Price for 139975-09-0

CAS

139975-09-0