the specification of 23-Butanedione

CAS No.: 431-03-8 Other Names: 2,3-Butanedione MF: C4H6O2

EINECS No.: 207-069-8 FEMA No.: 2370 Place of Origin: Shandong China (Mainland)

Type: Synthetic Flavour & Fragrance Usage: Food Flavor Purity: 98% min.

Brand Name: United 2,3-Butanedione Model Number: Other Type: Food Flavor

Assay: 98% min.

Specifications

2,3-Butanedione

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“United International Inc.” is bearing and exporting all kinds of Aromatic Chemicals, we accept able advantage on 2,3-Butanedione. Here, amuse acquisition afterward detail:

Product: 2,3-Butanedione

FEMA No.: 2370

FDA No.: 184.1278

CE No.: 752c

EINECS No.: 207-069-8

Appearance: Slightly chicken to chicken liquid

Chemical name: 2,3-Butanedione

DETAILED DELIVERY SPECIFICATIONS

Heavy Metals (as Pb): 10ppm max.

As: 3ppm max.

Package: 1/5kg net aluminium bottle

Or 25/50/200kg net adamant drum

More about:23-Butanedione for sale

From: Fluorides

What is Tricyclohexylphosphine solution?

Tricyclohexylphosphine solution
CAS:2622-14-2
Molecular Formula:C18H33P
Formula Weight:280.43g/mol
Tricyclohexylphosphine solution is the tertiary phosphine with the blueprint P(C6H11)3. Commonly acclimated as a ligand in organometallic chemistry, it is generally abbreviated to PCy3, area Cy stands for cyclohexyl. It is characterized by both top basicity (pKa = 9.7) and a ample ligand cone bend (170°).
Important compounds absolute P(Cy)3 ligands cover the 2005 Nobel Prize-winning Grubbs' agitator and the constant hydrogenation agitator Crabtree's catalyst.
More about: Buy Tricyclohexylphosphine solution
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the information of Ethyl 3-coumarincarboxylate

Ethyl 3-coumarincarboxylate's specification:
Formula: C12H10O4
Molecular weight: 218.2054
IUPAC Standard InChI:
InChI=1S/C12H10O4/c1-2-15-11(13)9-7-8-5-3-4-6-10(8)16-12(9)14/h3-7H,2H2,1H3
IUPAC Standard InChIKey: XKHPEMKBJGUYCM-UHFFFAOYSA-N
CAS Registry Number: 1846-76-0
Description:Ethyl 3-coumarincarboxylate is hardly chicken apparent powder.
Melting point is 92-94 °C(lit.).
This anatomy is aswell accessible as a 2d Mol book .
Other names: Coumarin-3-carboxylic acerbic ethyl ester; Ethyl coumarin-3-carboxylate; 2H-1-Benzopyran-3-carboxylic acid, 2-oxo-, ethyl ester; 1,2-Benzopyran-2-one-3-carboxylic acid, ethyl ester; 3-Carbethoxycoumarin; 3-Ethoxycarbonylcoumarin

More about:  Ethyl 3-coumarincarboxylate for sale

From: Fluorides