别名 SYNONYMS:
L-二苯甲酰酒石酸;(-)-O,O′-二苯甲酰-L-酒石酸;
(-)-联苯甲酰-L-酒石酸;二苯甲酰-L-酒石酸(无水物);
(2R,3R)-2,3-双(苯甲酰氧基)丁二酸。
L-DBTA; (−)-O,O′-Dibenzoyl-L-tartaric acid;
(2R,3R)-2,3-bis(benzoyloxy)butanedioic acid
产品执行标准:凌一®企业标准
PRODUCT EXECUTIVE STANDARD:01 Industrial Enterprise Standard
质量标准 QUALITY SPECIFICATIONS
外观 Description
白色至类白色粉末
White to Pale-white Powder
目测
Visual
纯度 Purity, min
≥ 99.0%
高效液相色谱法-峰面积
HPLC - a/a
熔点 Melting Point
151~155℃
干品;数字熔点仪
Dried substance;
Digital melting point apparatus
水分 Water Content, max
≤ 0.5%
卤素水分测定仪-干燥失重
Halogen moisture meter—Loss on drying
旋光度 Optical Rotation
[α]20D:-114 ~ -118o (C=9%, in ethanol)
旋光仪
Polarimeter
包装
STANDARD PACKING
净重20kg、25kg/牛皮纸袋或纸板桶,内衬双层PE薄膜袋;
或者,根据客户的要求包装。
Alternatively, with a net weight of 20kg or 25kg / kraft paper bag or Cardboard bucket, lined with double-layer PE film bags;
Alternatively, packaging according to customer requirements.
运输规定与存储条件
TRANSPORT REGULATIONS
and STORAGE CONDITIONS
商品编码(HS Code):2918130000;出口退税率:13%。
监管条件:B;检验检疫:N,S。
无主要危险性(普通化工品)。
保持容器密闭,贮存在常温干燥通风处,远离碱、氧化剂等不相容物质。
性质稳定,在常温常压下不挥发、无分解。保质期:60个月。
Without main danger (Common goods).
Keep containers tightly closed when not in use.
Stored in the dry and ventilated place at room temperature, Keep away from alkali, oxidant and other incompatible substances.
Stable in nature, non-volatile and non decomposable at normal temperature and pressure. Shelf Life: 60 Months.
用途
USE
用作手性催化剂和手性拆分试剂,还用作医药中间体和有机合成中间体。
Used as chiral catalyst and chiral resolution reagent, pharmaceutical intermediates and organic synthesis intermediates.
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