DHQHS 2

CAS No.：71939-50-9

Important Notice

This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
The purchaser must not use this product, or supply it to another party, for personal consumption, sports or fitness, weight loss, health supplements, food, or animal feed.

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DHQHS 2 Basic information

Product Name:	DHQHS 2
Synonyms:	Dihydroartemisinin 71939-50-9;Dihydroartemisinin (3R,5aS,6R,8aS,9R,10S,12R,12aR)-Decahydro-3,6,9-trimethyl-3,12-epoxy-12H-pyrano[4,3-j]-1,2-benzodioxepin-10-ol;]hexadecan-6-ol;Dihydroarteminisin;Dihydroartemisin;(3R,5aS,6R,8aS,9R,10S,12R,12aR)-Decahydro-3,6,9-trimethyl- 3,12-epoxy-12H-pyrano[4,3-j]-1,2-benzodioxepin-10-ol;Alaxin;b-Dihydroartemisinin
CAS:	71939-50-9
MF:	C15H24O5
MW:	284.35
EINECS:
Product Categories:	Inhibitors;Metabolites & Impurities, Pharmaceuticals, Intermediates & Fine Chemicals;API;chemical reagent;pharmaceutical intermediate;phytochemical;Miscellaneous Natural Products;Intermediates & Fine Chemicals;Metabolites & Impurities;Pharmaceuticals;reference standards from Chinese medicinal herbs (TCM).;standardized herbal extract;71939-50-9
Mol File:	71939-50-9.mol

DHQHS 2 Chemical Properties

Melting point	144-149°C
Boiling point	375.6±42.0 °C(Predicted)
density	1.24
storage temp.	Inert atmosphere,2-8°C
form	solid
pka	12.61±0.70(Predicted)
color	White to Almost white
Merck	14,817
CAS DataBase Reference	71939-50-9(CAS DataBase Reference)

Safety Information

Safety Statements	22-24/25
WGK Germany	2
RTECS	KD4165550
HS Code	29329990

MSDS Information

Provider	Language
SigmaAldrich	English

DHQHS 2 Usage And Synthesis

Chemical Properties	White Solid
Uses	The main metabolite of Artemisinin, Arteether, Artemether, Artesunate. An active antimalarial metabolite

DHQHS 2 Preparation Products And Raw materials

Raw materials	Artemisinin
Preparation Products	Artesunate-->anhydrodihydroartemisinin-->Deoxy Artemisinin-->(3R,12aR)-3,6α,9β-Trimethyl-3β,12α-epoxy-3,4,5,5aα,6,7,8,8aα,9,10-decahydro-10α-ethoxypyrano[4,3-j]-1,2-benzodioxepin-->Arteether-->alpha-Dihydroartemisinin

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