R(-)-2-氧代噻唑烷-4-羧酸，CAS 登记号 19771-63-2，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于有机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
有机化学品
每批随货提供 COA；可按需提供 MSDS 及技术文件。邮件注明产品名称与 CAS 号，一个工作日内回复报价。
本页已列出 R(-)-2-氧代噻唑烷-4-羧酸 的 CAS 号：19771-63-2，可与随货 COA 核对。
常见纯度为 按批次COA提供(不公开发布)，包装形式为 按订单/批次确认(不公开发布)，特殊规格可在询价时说明。
主要涉及有机化学品。
来信 info@591daili.com 或 WhatsApp 联系，提供产品名称、CAS 号与数量，确认价格与交期后即可安排发货，验收以批次 COA 为准。
R(-)-2-oxothiazolidine-4-carboxylic acid · CAS 19771-63-2 · C4H5NO3S. UNII X7063P804E.
| CAS Registry Number | 19771-63-2 |
|---|---|
| PubChem CID | 72390 |
| Molecular formula | C4H5NO3S |
| IUPAC name | (4R)-2-oxo-1,3-thiazolidine-4-carboxylic acid |
| UNII (FDA) | X7063P804E |
| Molecular Weight | 147.15 |
|---|---|
| XLogP3 | -0.1 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Exact Mass | 146.99901420 |
| Monoisotopic Mass | 146.99901420 |
| Topological Polar Surface Area | 91.7 |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Reported hazard statements | H315 (97.4%), H319 (97.4%), H335 (97.4%) |
|---|
H315 (97.4%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (97.4%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Procysteine; 19771-63-2; (R)-2-Oxothiazolidine-4-carboxylic acid; oxothiazolidinecarboxylic acid; (4R)-2-oxo-1,3-thiazolidine-4-carboxylic acid; Koprosteine; L-2-Oxothiazolidine-4-carboxylic acid; 4-Thiazolidinecarboxylic acid, 2-oxo-, (4R)-; L-2-Oxo-4-thiazolidinecarboxylic acid; 4-Thiazolidinecarboxylic acid, 2-oxo-, L-; (-)-2-Oxo-4-thiazolidinecarboxylic acid; X7063P804E; DTXSID501318247; 2-oxo-l-thiazolidine-4-carboxylic acid; 2-OXO-4-THIAZOLIDINECARBOXYLIC ACID, L-; 2-oxo-4-thiazolidine carboxylic acid
CAS 19771-63-2; molecular formula C4H5NO3S; molecular weight — g/mol.
Procysteine, 19771-63-2, (R)-2-Oxothiazolidine-4-carboxylic acid, oxothiazolidinecarboxylic acid, (4R)-2-oxo-1,3-thiazolidine-4-carboxylic acid, Koprosteine.
Hazard statements reported: H315, H319, H335.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.