4-Hydroxy Valsartan, Mixture of Diastereomers
- Product Name
- 4-Hydroxy Valsartan, Mixture of Diastereomers
- CAS No.
- 188259-69-0
- Chemical Name
- 4-Hydroxy Valsartan, Mixture of Diastereomers
- Synonyms
- CGP 71580;Valsartan 4-Hydroxy;Valsartan Impurity I;Valsartan related compound I;Valsartan 4-Hydroxy Impurity;(2S)-2-(N-((2'-(1H-tetrazol-5-yl);Valsartan 4-Hydroxy Valeryl Analog;4-Hydroxy Valsartan, Mixture of Diastereomers;N-(4-Hydroxy-1-oxopentyl)-N-[[2'-(2H-tetrazol-5-yl) [1,1'-biphenyl]-4-yl]Methyl]-;N-(4-Hydroxy-1-oxopentyl)-N-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-L-valine
- CBNumber
- CB11175870
- Molecular Formula
- C24H29N5O4
- Formula Weight
- 451.52
- MOL File
- 188259-69-0.mol
4-Hydroxy Valsartan, Mixture of Diastereomers Property
- Melting point:
- 130-132°C
- storage temp.
- Hygroscopic, -20°C Freezer, Under Inert Atmosphere
- solubility
- Methanol (Slightly)
- form
- Solid
- color
- White to Off-White
- Stability:
- Hygroscopic
- CAS DataBase Reference
- 188259-69-0
N-Bromosuccinimide Price
- Product number
- 27849
- Product name
- 4-hydroxy Valsartan
- Packaging
- 2.5mg
- Price
- $396
- Updated
- 2024/03/01
- Product number
- H995000
- Product name
- 4-HydroxyValsartan(MixtureofDiastereomers)
- Packaging
- 2.5mg
- Price
- $180
- Updated
- 2021/12/16
- Product number
- H995000
- Product name
- 4-HydroxyValsartan(MixtureofDiastereomers)
- Packaging
- 25mg
- Price
- $1390
- Updated
- 2021/12/16
- Product number
- API0000265
- Product name
- 4-HYDROXY VALSARTAN
- Purity
- 95.00%
- Packaging
- 2.5MG
- Price
- $952.88
- Updated
- 2021/12/16
- Product number
- API0000265
- Product name
- 4-HYDROXY VALSARTAN
- Purity
- 95.00%
- Packaging
- 25MG
- Price
- $2243.59
- Updated
- 2021/12/16
4-Hydroxy Valsartan, Mixture of Diastereomers Chemical Properties,Usage,Production
Description
4-hydroxy Valsartan is a major metabolite of the angiotensin II type 1 (AT1) receptor antagonist valsartan . It reduces platelet aggregation induced by epinephrine and collagen but not ADP in human whole blood.
Chemical Properties
White Solid
Uses
A nonpeptide angiotensin II AT1-receptor antagonist.
Definition
ChEBI: 4-Hydroxyvalsartan is a valine derivative.
Synthesis
8.64 g of benzyl (S)-2-[(2-cyanobiphenyl-4-ylmethyl)-(4-oxo-pentanoyl)-amino]-3-methyl-butanoate in 20 ml of xylene and 12.71 g of Tributyltinazid (Aldrich) were refluxed for 28 hours. The mixture was treated with 0.5N aqueous sodium hydroxide, the aqueous phase was washed with ether and the ether phase was extracted once with water. The combined aqueous phases were acidified with concentrated aqueous hydrochloric acid, extracted with dichloromethane, washed with water, suspended in activated carbon, filtered, dried with sodium sulfate, concentrated and dried under vacuum. The product (S)-3-methyl-2-{(4-oxo-pentanoyl)-[2-(1H-tetrazol-5-yl)-biphenyl-4-ylmethyl]-amino}-butanoic acid benzyl ester was obtained as a brown foam. 7.9 g of benzyl (S)-3-methyl-2-{(4-oxo-pentanoyl)-[2-(1H-tetrazol-5-yl)-biphenyl-4-ylmethyl]-amino}-butanoate in 160 ml of tetrahydrofuran was hydrogenated in the presence of 1.5 g of lapped palladium-carbon (10%) at atmospheric pressure and room temperature until saturation was reached. The mixture was filtered and concentrated in vacuo to afford (S)-3-methyl-2-{(4-oxo-pentanoyl)-[2-(1H-tetrazol-5-yl)-biphenyl-4-ylmethyl]-amino}-butanoic acid as almost white foam
References
[1] VICTOR L SEREBRUANY. Effects of valsartan and valeryl 4-hydroxy valsartan on human platelets: a possible additional mechanism for clinical benefits.[J]. Journal of Cardiovascular Pharmacology, 2004, 43 5: 677-684. DOI: 10.1097/00005344-200405000-00010
4-Hydroxy Valsartan, Mixture of Diastereomers Preparation Products And Raw materials
Raw materials
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View Lastest Price from 4-Hydroxy Valsartan, Mixture of Diastereomers manufacturers
- Product
- 4-Hydroxy Valsartan, Mixture of Diastereomers 188259-69-0
- Price
- US $0.10/KG
- Min. Order
- 1KG
- Purity
- 99.0%
- Supply Ability
- 1000 tons
- Release date
- 2020-04-27
- Product
- 4-Hydroxy Valsartan 188259-69-0
- Price
- US $0.00-0.00/KG
- Min. Order
- 1KG
- Purity
- 99.0%+
- Supply Ability
- 60 tons
- Release date
- 2019-12-30
- Product
- 4-Hydroxy Valsartan (Mixture of DiastereoMers) 188259-69-0
- Price
- US $0.00-0.00/Kg
- Min. Order
- 1KG
- Purity
- 99.0%+
- Supply Ability
- 100 tons
- Release date
- 2020-01-15