Fortfahren mit
00762
(R)-4-Phenyl-oxazolidin-2-thion
≥98.0%
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Über diesen Artikel
Empirische Formel (Hill-System):
C9H9NOS
CAS-Nummer:
Molekulargewicht:
179.24
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352005
MDL number:
Quality Level
assay
≥98.0%
optical activity
[α]/D -75±5°, c = 0.2 in chloroform
optical purity
enantiomeric ratio: 97.0:3.0 (LC)
SMILES string
S=C1N[C@@H](CO1)c2ccccc2
InChI
1S/C9H9NOS/c12-9-10-8(6-11-9)7-4-2-1-3-5-7/h1-5,8H,6H2,(H,10,12)/t8-/m0/s1
InChI key
LVIJIGQKFDZTNC-QMMMGPOBSA-N
Application
A highly selective and efficient chiral auxiliary which can be directly reduced to its corresponding aldehyde and the chiral auxiliary by reductive cleavage with diisobutylaluminum hydride.[1]
1 of 1
Dieser Artikel | |||
|---|---|---|---|
| assay ≥98.0% | assay ≥97.0% | assay 97% | assay 97% |
| Quality Level 100 | Quality Level 100 | Quality Level 200 | Quality Level 100 |
| optical activity [α]/D -75±5°, c = 0.2 in chloroform | optical activity [α]20/D +122±5°, c = 1% in chloroform | optical activity [α]20/D +364°, c = 1 in chloroform | optical activity [α]23/D +43°, c = 1 in ethanol |
| optical purity enantiomeric ratio: 97.0:3.0 (LC) | optical purity enantiomeric ratio: ≥99:1 (LC) | optical purity - | optical purity - |
![(4S)-(+)-Phenyl-α-[(4S)-phenyloxazolidin-2-ylidene]-2-oxazoline-2-acetonitrile 97%](/deepweb/assets/sigmaaldrich/product/structures/117/759/d4e6e882-8577-4dcf-84fe-506633ae811a/640/d4e6e882-8577-4dcf-84fe-506633ae811a.png)
Lagerklasse
13 - Non Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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Velazquez. F.; Olivo, H. F.
Current Organic Chemistry, 6, 303-303 (2002)
M T Crimmins et al.
Organic letters, 2(6), 775-777 (2001-02-07)
[formula: see text] Asymmetric aldol additions using chlorotitanium enolates of thiazolidinethione propionates proceed with high diastereoselectivity for the "Evans" or "non-Evans" syn product depending on the nature and amount of the base used. With (-)-sparteine as the base, selectivities of
Global Trade Item Number
| SKU | GTIN |
|---|---|
| 251313-5G | 04061836675554 |
| 762-PN | 04061838570727 |
| 00762-1G-F | 04061826680148 |
| 00762-5G-F | 04061833458396 |
| 762-UP | 04061832834177 |