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52601-77-1

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52601-77-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 52601-77-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,6,0 and 1 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 52601-77:
(7*5)+(6*2)+(5*6)+(4*0)+(3*1)+(2*7)+(1*7)=101
101 % 10 = 1
So 52601-77-1 is a valid CAS Registry Number.

52601-77-1SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 18, 2017

Revision Date: Aug 18, 2017

1.Identification

1.1 GHS Product identifier

Product name 4,10-bis(p-tolylsulphonyl)-1,7-dioxa-4,10-diazacyclododecane

1.2 Other means of identification

Product number -
Other names N,N'-ditosyl-1,7-dioxa4,10-diazacyclododecane

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:52601-77-1 SDS

52601-77-1Relevant articles and documents

A new design strategy for molecular recognition in heterogeneous systems: A universal crystal-face growth inhibitor for barium sulfate [26]

Coveney,Davey,Griffin,He,Hamlin,Stackhouse,Whiting

, p. 11557 - 11558 (2000)

-

An Alternative Synthesis of Cyclic Aza Compounds

Boerjesson, L.,Welch, C. J.

, p. 621 - 626 (2007/10/02)

A series of cyclic mono-, di- and poly-aza compounds has been synthesised in moderate to good yields by reaction of p-toluenesulfonamide and either α,ω-ditosylates or α,ω-dichlorides.

MACROHETEROCYCLES. PART 44. FACILE SYNTHESIS OF AZACROWN ETHERS AND CRYPTANDS IN A TWO-PHASE SYSTEM

Lukyanenko, Nikolai G.,Basok, Stepan S.,Filonova, Lyubov K.

, p. 3141 - 3148 (2007/10/02)

A facile procedure is proposed for the preparation of azacrown ethers and cryptands by condensation of dibromides or ethylene glycol bis(toluene-p-sulphonate)s with acyclic bis(sulphonamide)s or with bisdiazacrown ethers, respectively.The reaction was carried out in a two-phase system of aqueous alkali-toluene (benzene)in the presence of quaternary ammonium salts as phase transfer catalysts.The catalytic activity decreased in the sequence: Bu4NI ca.Bu4NBr > Bu4NCl > Bu4NHSO4 > Et3NCH2C6H5NCl.Maximum yields of twelve-membered azacrown ethers are obtained when lithium hydroxide is used, while crown ethers of larger size are observed in the presence of sodium or potassium hydroxides; this may be due to a template effect.

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