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123-22-8

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123-22-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 123-22-8 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 1,2 and 3 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 123-22:
(5*1)+(4*2)+(3*3)+(2*2)+(1*2)=28
28 % 10 = 8
So 123-22-8 is a valid CAS Registry Number.

123-22-8SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 12, 2017

Revision Date: Aug 12, 2017

1.Identification

1.1 GHS Product identifier

Product name Ethyl phosphite,(C2H5O)2(OH)P

1.2 Other means of identification

Product number -
Other names Phosphorous acid, diethyl ester

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:123-22-8 SDS

123-22-8Relevant articles and documents

Walling et al.

, p. 2181,2184 (1960)

Malowan

, p. 58,59,60 (1953)

New data on the malonic ester phosphorylation

Sal'keeva,Taishibekova,Nurmaganbetova,Minaeva,Shibaeva,Sal'keeva

, p. 2198 - 2199 (2011)

-

Method for continuously synthesizing diethyl phosphite in microchannel reactor

-

Paragraph 0029-0046, (2019/01/15)

The invention discloses a method for continuously synthesizing diethyl phosphite in a microchannel reactor, and belongs to the technical field of organic synthesis processes. More specifically, the method is a method for generating diethyl phosphite by a continuous reaction in a microchannel continuous flow reactor using anhydrous ethanol and phosphorus trichloride as a substrate and chloroform asa solvent, wherein the mixed solution of the chloroform and the phosphorus trichloride is a material A, the anhydrous ethanol solution is a material B, and the material A and the material B simultaneously enter a microchannel through a metering pump. According to the method, the efficient mass transfer and heat transfer efficiency of the microchannel reactor are utilized to effectively strengthenthe mass transfer rate between two-phase materials, and the safety and operability of an experiment are greatly improved.

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