(S)-4-ISOPROPYLOXAZOLIDINE-2,5-DIONE

CAS No.: 24601-74-9

Chemical Name:: (S)-4-ISOPROPYLOXAZOLIDINE-2,5-DIONE

Synonyms: Val-NCA;L-Val-NCA;H-Val-NCA;Pramoxine Impurity 8;Valine N-Carboxyanhydride;L-Valine-N-carboxyanhydride;N-Carboxy-L-valine Anhydride;L-4-Isopropyl-2,5-oxazolidinedione;(S)-4-ISOPROPYLOXAZOLIDINE-2,5-DIONE;(4S)-4-isopropyloxazolidine-2,5-dione

CBNumber:: CB5166493

Molecular Formula:: C6H9NO3

Molecular Weight:: 143.14

MOL File:: 24601-74-9.mol

Modify Date:: 2024/1/19 18:04:22

Request For Quotation

(S)-4-ISOPROPYLOXAZOLIDINE-2,5-DIONE Properties

Melting point	70-71°C
Density	1.183±0.06 g/cm3(Predicted)
storage temp.	Sealed in dry,Room Temperature
solubility	Chloroform, Dichloromethane, Methanol
pka	9.26±0.40(Predicted)
form	Solid
color	Pale Beige

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07,GHS05
Signal word	Danger
Hazard statements	H315-H318-H335
Precautionary statements	P280-P305+P351+P338-P310-P264-P280-P302+P352-P321-P332+P313-P362
Safety Statements	22-24/25

(S)-4-ISOPROPYLOXAZOLIDINE-2,5-DIONE Chemical Properties,Uses,Production

Chemical Properties

White Solid

Uses

L-Valine N-Carboxyanhydride (cas# 24601-74-9) is a compound useful in organic synthesis.

Preparation

To a stirred suspension of l-valine (46.8 g, 0.4 mol) in dry THF (400 mL) was slowly added a solution of phosgene (0.8 mol)in toluene (stock solution ca. 5 m). In the closed vessel (Author’s remark: It is better to use a reflux condenser cooled to at least -15 ℃ or a dry-ice reflux condenser under ambient pressure), the mixture was stirred at 45 ℃ for 7 h in order to obtain a clear solution. The solvent was then evaporated in vacuo at room temperature. The residue was redissolved in dry THF and this solution was concentrated to dryness. The crystalline residue was dried over CaCl2 in vacuo; yield 57.0 g (quantitative).

(S)-4-ISOPROPYLOXAZOLIDINE-2,5-DIONE Preparation Products And Raw materials

Raw materials

Preparation Products

H-VAL-LEU-OH Ethyl L-valinate hydrochloride H-VAL-VAL-OH FMOC-L-VALINE N-CARBOXY ANHYDRIDE

(S)-4-ISOPROPYLOXAZOLIDINE-2,5-DIONE Suppliers

Global( 103)Suppliers

Supplier	Tel	Country	ProdList	Advantage	Inquiry
Neugen Labs	+91-8133254502 +91-8133254502	Karnataka, India	195	58	Inquiry
CLEARSYNTH LABS LTD.	+91-22-45045900	Hyderabad, India	6257	58	Inquiry
Pharmaffiliates Analytics and Synthetics P. Ltd	+91-172-5066494	Haryana, India	6739	58	Inquiry
Sichuan HongRi Pharma-Tech Co.,Ltd	+86-028-64841719 +8617390183901	China	1106	58	Inquiry
ATK CHEMICAL COMPANY LIMITED	+undefined-21-51877795	China	33024	60	Inquiry
Shenzhen Nexconn Pharmatechs Ltd	+86-755-89396905 +86-15013857715	China	10406	58	Inquiry
career henan chemical co	+86-0371-86658258 +8613203830695	China	29808	58	Inquiry
Hubei Ipure Biology Co., Ltd	+8613367258412	China	10244	58	Inquiry
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418671 +8618949823763	China	34563	58	Inquiry
Finetech Industry Limited	+86-27-8746-5837 +8619945049750	China	9642	58	Inquiry

Supplier	Advantage
Neugen Labs	58
CLEARSYNTH LABS LTD.	58
Pharmaffiliates Analytics and Synthetics P. Ltd	58
Sichuan HongRi Pharma-Tech Co.,Ltd	58
ATK CHEMICAL COMPANY LIMITED	60
Shenzhen Nexconn Pharmatechs Ltd	58
career henan chemical co	58
Hubei Ipure Biology Co., Ltd	58
Hefei TNJ Chemical Industry Co.,Ltd.	58
Finetech Industry Limited	58

24601-74-9((S)-4-ISOPROPYLOXAZOLIDINE-2,5-DIONE)Related Search:

2,5-OXAZOLIDINEDIONE 4-isopropyloxazolidine-2,5-dione BOC-VAL-NCA (S)-4-ISOPROPYLOXAZOLIDINE-2,5-DIONE Z-ILE-NCA

FMOC-L-VALINE N-CARBOXY ANHYDRIDE (S)-4-(SEC-BUTYL)OXAZOLIDINE-2,5-DIONE Z-L-Valine NCA (S)-(-)-4-tert-Butyloxazolidine-2,5-dione FMOC-ILE-N-CARBOXYANHYDRIDE

BOC-ILE-N-CARBOXYANHYDRIDE

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(S)-4-ISOPROPYLOXAZOLIDINE-2,5-DIONE L-Valine-N-carboxyanhydride H-Val-NCA (4S)-4-(1-Methylethyl)-2,5-oxazolidinedione L-4-Isopropyl-2,5-oxazolidinedione N-Carboxy-L-valine Anhydride Valine N-Carboxyanhydride 2,5-Oxazolidinedione, 4-(1-methylethyl)-, (4S)- L-Val-NCA (4S)-4-isopropyloxazolidine-2,5-dione Val-NCA Pramoxine Impurity 8 24601-74-9 24061-74-9 C6H9NO3 AMINOACIDS DERIVATIVES Amino Acids 13C, 2H, 15N Amino Acids & Derivatives Chiral Reagents Heterocycles