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5115-25-3

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5115-25-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 5115-25-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,1,1 and 5 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 5115-25:
(6*5)+(5*1)+(4*1)+(3*5)+(2*2)+(1*5)=63
63 % 10 = 3
So 5115-25-3 is a valid CAS Registry Number.
InChI:InChI=1/C15H16O6/c1-3-11(16-5-1)13-18-7-15(8-19-13)9-20-14(21-10-15)12-4-2-6-17-12/h1-6,13-14H,7-10H2

5115-25-3SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 13, 2017

Revision Date: Aug 13, 2017

1.Identification

1.1 GHS Product identifier

Product name 3,9-di-[2]furyl-2,4,8,10-tetraoxa-spiro[5.5]undecane

1.2 Other means of identification

Product number -
Other names 3,9-Di-[2]furyl-2,4,8,10-tetraoxa-spiro[5.5]undecan

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:5115-25-3 SDS

5115-25-3Downstream Products

5115-25-3Relevant articles and documents

Acetalization of carbonyl compounds as pentaerythritol diacetals and diketals in the presence of cellulose sulfuric acid as an efficient, biodegradable and reusable catalyst

Shaterian, Hamid Reza,Rigi, Fatemeh

experimental part, p. 695 - 698 (2012/05/05)

This paper reports a practical and green method for the acetalization of carbonyl compounds as pentaerythritol diacetals and diketals derivatives using cellulose sulfuric acid as a biodegradable and reusable solid acid catalyst under thermal solvent-free conditions.

SO3H-functionalized ionic liquids as efficient and recyclable catalysts for the synthesis of pentaerythritol diacetals and diketals

Wang, Yuanyuan,Gong, Xinxin,Wang, Zhizhong,Dai, Liyi

experimental part, p. 7 - 16 (2010/07/09)

The efficient, simple and environmentally friendly synthesis of pentaerythritol diacetals and diketals using SO3H-functionalized ionic liquids (ILs) as catalysts was reported. The ILs showed high catalytic activities and reusabilities with good to excellent yields of the desired products. H0 (Hammett function) values and the minimum-energy geometries of SO3H-functionalized ILs were determined and the results revealed that the acidities and catalytic activities of ILs in acetalization were related to their structures. The IL [PSPy][OTf] with the shortest H-O bond distance had the strongest acidity and the highest catalytic activity in the synthesis of pentaerythritol diacetals and diketals.

Synthesis of diacetals from aldehydes and ketones with pentaerythritol catalysed by the ZrO2/S2O82- solid superacid

Jin, Tongshou,Yang, Mina,Wang, Xin,Feng, Guoliang,Li, Tongshuang

, p. 203 - 205 (2007/10/03)

A manipulatively simple and rapid procedure for the synthesis of diacetals from 2,2-bis(hydroxymethyl)-1, 3-propanediol with aldehydes and ketones in refluxing benzene or toluene using the ZRO2/S2O 82- solid superacid as catalyst in 80-98% yields has been described.

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