You are here: Home » Products » Organic Chemicals » Rhein CAS 478-43-3

Rhein CAS 478-43-3

Rhubarb acid is a natural organic compound of anthraquinone type isolated from plants such as rhubarb, usually present in the form of yellow needle shaped crystals. It can be used as an organic synthesis intermediate in the fields of chemical engineering and materials science, utilizing its redox properties to participate in the preparation of functional dyes or as an analytical reagent.


Availability:



Inquire PDF Export

Model:
478-43-3
Brand:
bosschemical
Code:
478-43-3

Product Description

Rhein Basic information
Physical and Chemical Properties Pharmacological effects Uses
Product Name:	Rhein
CAS:	478-43-3
MF:	C15H8O6
MW:	284.22
EINECS:	207-521-4
Mol File:	478-43-3.mol
Rhein Chemical Properties
Melting point	≥300 °C (lit.)
Boiling point	346.72°C (rough estimate)
density	1.3269 (rough estimate)
refractive index	1.4413 (estimate)
storage temp.	2-8°C
solubility	DMSO (Slightly), Methanol (Slightly)
form	Solid
pka	3.17±0.20(Predicted)
color	Yellow to Dark Orange
Water Solubility	<0.1 g/100 mL at 17 ºC
λmax	432nm(MeOH)(lit.)
Merck	148,176
BRN	2222155
Stability:	Hygroscopic
Cosmetics Ingredients Functions	ANTIMICROBIAL
InChI	1S/C15H8O6/c16-9-3-1-2-7-11(9)14(19)12-8(13(7)18)4-6(15(20)21)5-10(12)17/h1-5,16-17H,(H,20,21)
InChIKey	FCDLCPWAQCPTKC-UHFFFAOYSA-N
SMILES	OC(=O)c1cc(O)c2C(=O)c3c(O)cccc3C(=O)c2c1
LogP	4.290 (est)
CAS DataBase Reference	478-43-3(CAS DataBase Reference)
EPA Substance Registry System	2-Anthracenecarboxylic acid, 9,10-dihydro-4,5-dihydroxy-9,10-dioxo- (478-43-3)