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99899-09-9

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99899-09-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 99899-09-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,8,9 and 9 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 99899-09:
(7*9)+(6*9)+(5*8)+(4*9)+(3*9)+(2*0)+(1*9)=229
229 % 10 = 9
So 99899-09-9 is a valid CAS Registry Number.

99899-09-9SDS

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 6-[1-[2-(2-hydroxyethylamino)ethylamino]ethylidene]cyclohexa-2,4-dien-1-one

1.2 Other means of identification

Product number -
Other names -

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:99899-09-9 SDS

99899-09-9Relevant articles and documents

Synthesis and characterization of dimeric μ-oxidovanadium complexes as the functional model of vanadium bromoperoxidase

Chaudhary, Nikita,Haldar, Chanchal,Kachhap, Payal,Kesharwani, Neha,Mahato, Arun Kumar,Maurya, Abhishek,Mishra, Vivek Kumar

, (2020)

Two vanadium (IV) complexes [VIVO(Haeae-sal)(MeOH)]+ (1) and [VIVO(Haeae-hyap)(MeOH)]+ (2) were prepared by reacting [VO(acac)2] with ligands [H2aeae-sal] (I) and [H2aeae-hyap] (II) respectively. Condensation of 2-(2-aminoethylamino)ethanol with salicylaldehyde and 2-hydroxyacetophenone produces the ligands (I) and (II) respectively. Both vanadium complexes 1 and 2 are sensitive towards aerial oxygen in solution and rapidly convert into vanadium(V) dioxido species. Vanadium(V) dioxido species crystalizes as the dimeric form in the solid-state. Single-crystal XRD analysis suggests octahedral geometry around each vanadium center in the solid-state. To access the benefits of heterogeneous catalysis, vanadium(V) dioxido complexes were anchored into the polymeric chain of chloromethylated polystyrene. All the synthesized neat and supported vanadium complexes have been studied by a number of techniques to confirm their structural and functional properties. Bromoperoxidase activity of the synthesized vanadium(V) dioxido complexes 3 and 4 was examined by carrying out oxidative bromination of salicylaldehyde and oxidation of thioanisole. In the presence of hydrogen peroxide, 3 shows 94.4% conversion (TOF value of 2.739 × 102 h?1) and 4 exhibits 79.0% conversion (TOF value of 2.403 × 102 h?1) for the oxidative bromination of salicylaldehyde where 5-bromosalicylaldehyde appears as the major product. Catalysts 3 and 4 also efficiently catalyze the oxidation of thioanisole in the presence of hydrogen peroxide where sulfoxide is observed as the major product. Covalent attachment of neat catalysts 3 and 4 into the polymer chain enhances substrate conversion (%) and their catalytic efficiency increases many folds, both in the oxidative bromination and oxidation of thioether. Polymer supported catalysts 5 displayed 98.8% conversion with a TOF value of 1.127 × 104 h?1 whereas catalyst 6 showed 95.7% conversion with a TOF value of 4.675 × 103 h?1 for the oxidative bromination of salicylaldehyde. These TOF values are the highest among the supported vanadium catalysts available in the literature for the oxidative bromination of salicylaldehyde.

Synthesis, structures, and antimicrobial activities of dimeric oxovanadium(V) complexes with tridentate schiff bases

Zhao, Xiao-Jun,Xue, Ling-Wei,Zhao, Gan-Qing

, p. 1344 - 1348 (2013/09/23)

Two new dimeric oxovanadium(V) complexes, [VO2L 1]2 (1) and [VO2L2]2 (2), where L1 and L2 are the monoanionic form of 2-{1-[2-(2-hydroxyethylamino)ethylimino]ethyl}phe

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