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CAS 181695-72-7 | VALDECOXIB
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CAS 181695-72-7 | VALDECOXIB

CAS 181695-72-7 | VALDECOXIB

Molecular Formula: C16H14N2O3S
Molecular Weight: 314.36
EINECS: 803-082-3
Purity: 97% Min.
Package: 1 g / 5 g / 25 g / 100 g / 1 kg / 25 kg
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Product Introduction

Specification of CAS 181695-72-7 | VALDECOXIB

ITEMS

SPECIFICATION

Melting point

162-164°C

InChIKey

LNPDTQAFDNKSHK-UHFFFAOYSA-N

Storage temp.

room temp

Solubility

DMSO

Color

white to off-white

Form

powder

Density

1.303 g/cm3

Boiling point

481.2 °C

pka

9.83

CAS DataBase Reference

181695-72-7(CAS DataBase Reference)

Synthesis of CAS 181695-72-7 | VALDECOXIB

image

Conditions

Stage #1: 3,4-diphenyl-4-hydrido-5-hydroxy-5-methylisoxazole With chlorosulfonic acid; trifluoroacetic acid In water; toluene at 25 - 60℃; for 1h;

Stage #2: With ammonium hydroxide In isopropyl alcohol at 20 - 35℃; for 2.5h; pH=9;

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