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Postion:Product Catalog >API>Hormones and the Endocrine System>Thyroid hormone and antithyroid drugs>L-Thyroxine
L-Thyroxine
  • L-Thyroxine
  • L-Thyroxine
  • L-Thyroxine
  • L-Thyroxine
  • L-Thyroxine

L-Thyroxine NEW

Price $26
Package 1box
Min. Order: 1box
Supply Ability: 100000box
Update Time: 2024-05-15

Product Details

Product Name: L-Thyroxine CAS No.: 51-48-9
EC-No.: 200-101-1 Min. Order: 1box
Purity: 99% Supply Ability: 100000box
Release date: 2024/05/15

Chinese name: L-thyroxine

English name :L-Thyroxine

CAS:51-48-9

EINECS number :200-101-1

Molecular formula :C15H11I4NO4

MDL number :MFCD00002596

Molecular weight :776.87

Appearance: white crystal. Mp235-236℃(decomposition), specific rotation [α]20D-4.4°(3%, 0.13 mol/L sodium hydroxide, 70% ethanol), the maximum absorption at 325nm wavelength in 0.4mol/L NaOH solution, and the maximum absorption at 295nm wavelength in 0.4mol/L HCl solution. This product is soluble in alkali solution, insoluble in water, ethanol and ether.

Melting point :235 °C

Specific rotation :-5 º (1N NaOH:EtOH 1:2)

Density :2.4440 (estimate)

Flash point :9℃

Storage conditions :2-8°C

Solubility: 50mg/ml dissolved in 4M ammonium hydroxide methanol solution

Boiling point :576.3±50.0 °C(Predicted)

Acidity factor (pKa):2.2(at 25℃)

Form: Powder

Color: White to light brown

Water solubility :insoluble

Sensitivity: light sensitive

Merck:9491

BRN:2228515

InChIKey:XUIIKFGFIJCVMT-LBPRGKRZSA-N

Use 1

Biochemical research; Thyroxine drugs.

Preparation method

3, 5-diiodo-L-tyrosine was used as the main raw material.


Company Profile Introduction

Shanghai Getian Industrial Co.,Ltd is a leading enterprise committed to providing quality products and efficient logistics services. We are proud to introduce a range of products with excellent quality, and the industrial materials are subject to strict quality control to ensure that the high standards of our customers are met. We have pharmaceutical raw material production factory and reagent research and development center. We now have a complete product line. In addition, we have developed and produced tens of thousands of reagents. We are complemented by a custom synthesis business of various organic compounds. We can synthesize almost any chemical.

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  • Since: 2024-01-19
  • Address: Hong Kong
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