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DL-Mandelic acid

Cas:
90-64-2
Molecular Structure:
MDL:
--MFCD00064250
Molecular Formula:
C8H8O3; C6H5CH(OH)COOH
Molecular Weight:
152.15
Alias:
苯羟乙酸,杏仁酸,α-羟基苯乙酸,苯基羟乙酸,2-羟基-2-苯基乙酸,苯乙醇酸,苯基乙醇酸,扁桃酸,DL-扁桃酸 DL-Amygdalic Acid α-Hydroxyphenylacetic acid (±)-α-Hydroxyphenylacetic acid
Product order:
Name Specifications Packing Price Delivery
DL-Mandelic acid CP 250g RMB 129.8 Consulting service
DL-Mandelic acid AR 500g RMB 418 Consulting service
DL-Mandelic acid AR 100g  RMB 96.8 Consulting service
Character:
白色斜方片状结晶,长期露光则变色分解,对石蕊呈酸性。易溶于乙醚和异丙醇,1g能溶于6.3mL水,1mL乙醇。易溶于乙醚;异丙醇,溶于乙醇和水。R型熔点为133℃,[α]-159.73°(乙醇),于 160℃ 逐渐外消旋化。S型 熔点为133.8℃ ,[α]+156.57°(水)。
熔点:119℃
密度:1.30
Quality Standard:
   
   Q/(HG)SJ 558-91
项目Item                                                分析纯     化学纯
                                                         (AR)       (CP)
含量(C8H8O3)Assay,%                                    ≥ 99.0      98.5
熔点范围Melting range,℃                             117.0-119.0 116.5-119.0
醇溶解试验Solubility in ethanol                           合格      合格
灼烧残渣(以硫酸盐计)Ignition residue,%                 ≤ 0.05      0.05
氯化物(Cl)Chloride,%                                   ≤ 0.001     0.002
硫酸盐(SO4)Sulfate,%                                  ≤ 0.005     0.005
铁(Fe)Iron,%                                           ≤ 0.001     0.002
Storage:
密封避光保存。
用途  锆的特殊试剂,测定铜,有机合成,杀菌剂。
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