Esculetin(305-01-1)

现货供应
CAS NO:
305-01-1
纯 度:
98%
规 格:
1克,1克
价 格:
洽谈
 
马上询价

基本信息

  • 七叶亭
  • 305-01-1
  • 6,7-二羟基香豆素;七页亭
  • C9H6O4

  • 178.14
  • 2H-1-Benzopyran-2-one,6,7-dihydroxy-
  • 206-161-5
  • 1.563 g/cm3
  • Coumarin,6,7-dihydroxy- (8CI); Esculetin (6CI); 6,7-Dihydroxy-2-benzopyrone;6,7-Dihydroxycoumarin; Aesculetin; Asculetine; Cichorigenin; Cichoriin aglycon;Esculetol; Esculin aglycon; NSC 26428
  • 201.4oC
  • 271-273°C(lit.)
  • 469.7oC at 760 mmHg
  • 二、毒理学数据:急性毒性:不可用 。

详细信息

 Esculetin

Cat. No.: YS0226

CAS Number: 305-01-1

M. F.: C9H6O4

M. W.: 178.14

Batch No.: 20170701

Batch quantity:5.3g

Report date:  2017-07-01

Analytical result:

Test Item

Specifications

Results

Index

Company Standard

 Result

Appearance

white to off-white powder

Conform

Identification by MS

(M.W.): 178.14

178.1

Water

<5%

0.9%

Purity

≥98%

98.29%

Related Substance(By HPLC)

Total Impurities(%)2.0%

1.51%

Largest Single Impurity(%)1.0%

0.62%

Conclusionthe test results is conformed to the specification qualified

 Package: Brown vial

Storage: 2-8℃, Cool Dry place, protected from light, keep package airproofed when not in use. Please store in 2-8℃ flong term storage

Retest date: 3  years (2020-06-01) under conditions list above.

Remarks:In case of quality issue, please contact us within 15 days after receipt of the product.

公司信息

成都云希化工有限公司

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