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34218-77-4

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34218-77-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 34218-77-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,2,1 and 8 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 34218-77:
(7*3)+(6*4)+(5*2)+(4*1)+(3*8)+(2*7)+(1*7)=104
104 % 10 = 4
So 34218-77-4 is a valid CAS Registry Number.
InChI:InChI=1/C10H14N2O6/c1-17-6-2-3-12(10(16)11-6)9-8(15)7(14)5(4-13)18-9/h2-3,5,7-9,13-15H,4H2,1H3/t5-,7-,8-,9-/m1/s1

34218-77-4SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 16, 2017

Revision Date: Aug 16, 2017

1.Identification

1.1 GHS Product identifier

Product name 4-methoxy-1-β-D-ribofuranosyl-1H-pyrimidin-2-one

1.2 Other means of identification

Product number -
Other names 4-O-methyluridine

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:34218-77-4 SDS

34218-77-4Relevant articles and documents

24. Synthesis of (15N2)[17O]urea, (15N2)[O2,O4-17O 2]uridine, and (15N3)[O2-17O]cytidine

Amantea, Antonio,Henz, Matthias,Strazewski, Peter

, p. 244 - 254 (2007/10/03)

A general synthetic approach for the synthesis of 15N- and 17O-doubly labelled pyrimidine nucleosides is described. The 15N isotopes in uridine and the 17O isotope in the urea-derived carbonyl group of uridine and cytidine originate from (15N2)[17O]urea (5) which was synthesized from 15NH4Cl, thiophosgene (1), and H2[17O]. The third 15N isotope of cytidine in 4-position stems from the substitution of the 1,2,4-triazole moiety of (15N2)[O2-17O]uridine derivative 8a/b with 15NH4OH. Hydrolysis of the same key intermediate 8a/b with Na[17O]H/H2[17O] introduced the second 17O isotope into the 4-position of uridine. The 15N- and 17O-NMR spectra of the target compounds 12 and 14 in phosphate-buffered H2O serve as references for heteronuclear NMR spectra of labelled RNA fragments.

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