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136741-67-8

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136741-67-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 136741-67-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,7,4 and 1 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 136741-67:
(8*1)+(7*3)+(6*6)+(5*7)+(4*4)+(3*1)+(2*6)+(1*7)=138
138 % 10 = 8
So 136741-67-8 is a valid CAS Registry Number.

136741-67-8SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name 3-phenyl-2H-1,2-benzoxazol-6-one

1.2 Other means of identification

Product number -
Other names 6-hydroxy-3-phenyl-1,2-benzisoxazole

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:136741-67-8 SDS

136741-67-8Relevant articles and documents

Triflic anhydride: A mild reagent for highly efficient synthesis of 1,2-benzisoxazoles, isoxazolo, and isothiazolo quinolines without additive or base

Kalkhambkar, Rajesh G.,Yuvaraj

, p. 547 - 555 (2014)

The synthetic utility of trifluoromethanesulphonic anhydride (triflic anhydride, TA) without additive or base for the high-yielding synthesis of a wide variety of 1,2-benzisoxazoles from 2-hydroxyaryl aldoximes and ketoximes under mild conditions has been carried out for the first time. As a continuation of our study, syntheses of isoxazolo and isothiazolo quinolones have also been demonstrated using triflic anhydride under similar conditions. This method is simple and has benefits from the easy way to isolate the products in excellent yields.

Studies on uricosuric diuretics. II. Substituted 7,8-dihydrofuro[2,3-g]-1,2-benzisoxazole-7-carboxylic acids and 7,8-dihydrofuro[2,3-g]benzoxazole-7-carboxylic acids

Sato,Dan,Onuma,Tanaka,Aoki,Koga

, p. 1760 - 1772 (2007/10/02)

A series of substituted 7,8-dihydrofuro[2,3-g]-1,2-benzisoxazole-7-carboxylic acids and 7,8-dihydrofuro[2,3-g]benzoxazole-7-carboxylic acids were synthesized and evaluated for uricosuric and diuretic activities in rats. Many of the benzisoxazole derivatives showed uricosuric and only weak diuretic activities, whereas the benzoxazoles exhibited potent diuretic activities with little affecting urate excretion. Among these compounds, 5-chloro-7,8-dihydro-3-phenylfuro[2,3-g]-1,2-benzisoxazole-7-carboxylic acid (AA-193) was found to be a potent uricosuric agent without diuretic activity and was selected for further development.

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