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6631-42-1

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6631-42-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 6631-42-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,6,3 and 1 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 6631-42:
(6*6)+(5*6)+(4*3)+(3*1)+(2*4)+(1*2)=91
91 % 10 = 1
So 6631-42-1 is a valid CAS Registry Number.
InChI:InChI=1/C13H10N2O/c1-2-6-10(7-3-1)14-13-15-11-8-4-5-9-12(11)16-13/h1-9H,(H,14,15)

6631-42-1SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 15, 2017

Revision Date: Aug 15, 2017

1.Identification

1.1 GHS Product identifier

Product name [(4aR,6R,7R,7aR)-6-[4-(butanoylamino)-2-oxopyrimidin-1-yl]-2-hydroxy-2-oxo-4a,6,7,7a-tetrahydro-4H-furo[3,2-d][1,3,2]dioxaphosphinin-7-yl] butanoate

1.2 Other means of identification

Product number -
Other names Benzoxazol-2-yl-phenyl-amin

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:6631-42-1 SDS

6631-42-1Relevant articles and documents

Environment-friendly and efficient synthesis of 2-aminobenzo-xazoles and 2-aminobenzothiazoles catalyzed by: Vitreoscilla hemoglobin incorporating a cobalt porphyrin cofactor

Li, Fengxi,Li, Zhengqiang,Su, Jiali,Wang, Chunyu,Wang, Ciduo,Wang, Lei,Xu, Yaning,Zhao, Nan

, p. 8047 - 8052 (2021/11/01)

In this study, an environment-friendly and efficient artificial Vitreoscilla hemoglobin (VHb) for the synthesis of 2-aminobenzoxazoles and 2-aminobenzothiazoles has been reported. We demonstrate an expression-based porphyrin substitution strategy to produce VHb containing cobalt porphyrin instead of native hemin, which can catalyze the oxidative cyclization of corresponding 2-aminobenzoxazoles and 2-aminobenthiazoles with up to 97% yield and 4850 catalytic turnovers in water under aerobic conditions. Hence, we provide a green and mild method for the synthesis of 2-aminobenzoxazoles and 2-aminobenzothiazoles. In addition, we indicate the value of porphyrin ligand substitution as a strategy to tune and enhance the catalytic properties of hemoproteins in non-natural reactions.

Electrochemical NaI/NaCl-mediated one-pot synthesis of 2-aminobenzoxazoles in aqueous mediaviatandem addition-cyclization

Huynh, Thao Nguyen Thanh,Koguchi, Shinichi,Rerkrachaneekorn, Tanawat,Sukwattanasinitt, Mongkol,Tankam, Theeranon,Wacharasindhu, Sumrit

supporting information, p. 5189 - 5194 (2021/07/29)

An electrochemical synthesis of 2-aminobenzoxazoles from 2-aminophenols and isothiocyanates was successfully developed in a one-pot fashion. Using inexpensive and widely available NaI and NaCl co-operatively in catalytic amounts, our electrosynthesis approach provided various 2-aminobenzoxazole products in moderate to high yields in an open-flask type undivided cell without using any external supporting electrolyte and base. The protocol can be applied to the synthesis of 2-aminobenzothiazoles from the corresponding 2-thiophenols in moderate yields. This protocol has many benefits. It is metal-free and highly scalable and uses inexpensive mediators and EtOH/water as an environmentally friendly solvent under mild conditions.

A Cu2O/TBAB-promoted approach to synthesize heteroaromatic 2-Amines: Via one-pot cyclization of aryl isothiocyanates with ortho-substituted amines in water

Chen, Ling,Dong, Yibo,Wu, Yangjie,Yang, Jinchen,Zhang, Jinli

supporting information, p. 7425 - 7430 (2020/10/13)

An efficient approach to synthesize heteroaromatic 2-Amines from one-pot desulfurization/dehydrogenative cyclization of aryl isothiocyanates with ortho-substituted amines in water was developed. This approach tolerated a wide range of functional groups on

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