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73-34-7

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73-34-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 73-34-7 includes 5 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 2 digits, 7 and 3 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 73-34:
(4*7)+(3*3)+(2*3)+(1*4)=47
47 % 10 = 7
So 73-34-7 is a valid CAS Registry Number.

73-34-7SDS

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 6-methyloxane-2,3,4,5-tetrol

1.2 Other means of identification

Product number -
Other names rhodium(II) hexanoate

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:73-34-7 SDS

73-34-7Relevant articles and documents

LUTEOLIN 8-C-RHAMNOSIDE-7-O-THAMNOSIDE FROM PTERIS CRETICA

Imperato, Filippo

, p. 589 - 590 (1994)

A new C-glycosylflavone O-glycoside from aerial part of Pteris cretica was characterised as luteolin 8-C-rhamnoside-7-O-rhamnoside by chemical and spectral method. - Key words: Pteris cretica; Pteridaceae; C-glycosylflavone; O-glycosides; luteolin 8-C-rhamnoside-7-O-rhamnoside.

New triterpenoid saponin from the stems of Albizia adianthifolia (Schumach.) W.Wight

Toukea, Daniel Djou,Kamto, Eutrophe Le Doux,Simo, Line Made,Mbing, Joséphine Ngo,Antheaume, Cyril,Haddad, Mohamed,Noté, Olivier Placide,Pegnyemb, Dieudonné Emmanuel

, p. 780 - 788 (2020/08/19)

As part of our continuing study of apoptosis-inducing saponins from Cameroonian Albizia genus, one new triterpenoid saponin, named adianthifolioside J (1), together with the known gummiferaoside E (2), were isolated from Albizia adianthifolia stems. The s

Ursane-type triterpene oligoglycosides with anti-hepatosteatosis and anti-hyperlipidemic activity from the leaves of Ilex paraguariensis A. St.-Hil.

Inoue, Naoki,Konno, Takuya,Manse, Yoshiaki,Morikawa, Toshio,Muraoka, Osamu,Nagatomo, Akifumi,Ninomiya, Kiyofumi,Sakamoto, Chinatsu,Shibasaka, Aya,Sone, Mayuko,Xu, Yin,Yoshikawa, Masayuki

, (2022/03/19)

The methanol extract from the leaves of Ilex paraguariensis A. St.-Hil. (Aquifoliaceae), popularly known as mate, maté, or yerba maté, inhibits the intracellular triglyceride accumulation in HepG2 cells and suppresses the plasma triglyceride elevation in olive oil-treated mice. Three new triterpene saponins, termed mateosides I (1), II (2), and III (3), were isolated from the extract along with 29 known compounds. The structures of 1–3 were elucidated based on chemical and spectroscopic evidence. Among the isolates, principal saponin constituents, 2 and matesaponins 1 (7) and 2 (9), potently inhibited the triglyceride accumulation in HepG2 cells simultaneously treated with oleic acid and high glucose. In vivo assay of the methanol extract of I. paraguariensis revealed that 7 and 9 showed anti-hyperlipidemic activities in olive oil-treated mice. These results suggested that the saponin constituents of I. paraguariensis could be valuable bioactive marker for the anti-obesogenic activity. Graphical abstract: [Figure not available: see fulltext.]

Isolation, characterization, complete structural assignment, and anticancer activities of the methoxylated flavonoids from rhamnus disperma roots

Abd El-Wahab, Mohammed F.,Abdalla, Ashraf N.,Mohammed, Abd El-Salam I.,Mohammed, Hamdoon A.,Ragab, Ehab A.,Shaheen, Usama

, (2021/10/01)

Different chromatographic methods including reversed-phase HPLC led to the isolation and purification of three O-methylated flavonoids; 5,4’-dihydroxy-3,6,7-tri-O-methyl flavone (penduletin) (1), 5,3’-dihydroxy-3,6,7,4’,5’-penta-O-methyl flavone (2), and 5-hydroxy-3,6,7,3’,4’,5’-hexa-O-methyl flavone (3) from Rhamnus disperma roots. Additionlly, four flavonoid glycosides; kampferol 7-O-α-L-rhamnopyranoside (4), isorhamnetin-3-O-β-D-glucopyranoside (5), quercetin 7-O-α-L-rhamnopyranoside (6), and kampferol 3, 7-di-O-α-L-rhamnopyranoside (7) along with benzyl-O-β-D-glucopyranoside (8) were successfully isolated. Complete structure characterization of these compounds was assigned based on NMR spectroscopic data, MS analyses, and comparison with the literature. The O-methyl protons and carbons of the three O-methylated flavonoids (1–3) were unambiguously assigned based on 2D NMR data. The occurrence of compounds 1, 4, 5, and 8 in Rhamnus disperma is was reported here for the first time. Compound 3 was acetylated at 5-OH position to give 5-O-acetyl-3,6,7,3’,4’,5’-hexa-O-methyl flavone (9). Compound 1 exhibited the highest cytotoxic activity against MCF 7, A2780, and HT29 cancer cell lines with IC50 values at 2.17 μM, 0.53 μM, and 2.16 μM, respectively, and was 2–9 folds more selective against tested cancer cell lines compared to the normal human fetal lung fibroblasts (MRC5). It also doubled MCF 7 apoptotic populations and caused G1 cell cycle arrest. The acetylated compound 9 exhibited cytotoxic activity against MCF 7 and HT29 cancer cell lines with IC50 values at 2.19 μM and 3.18 μM, respectively, and was 6–8 folds more cytotoxic to tested cancer cell lines compared to the MRC5 cells.

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