Cyclobutane-1,2,3,4-tetracarboxylic dianhydride

ALDRICH/161330 - ≥94%

Synonym: 1,2,3,4-Cyclobutanetetracarboxylic dianhydride; Cyclobutanetetracarboxylic acid dianhydride; Cyclobutanetetracarboxylic dianhydride; Maleic anhydride cyclic dimer

CAS Number: 4415-87-6
Empirical Formula (Hill Notation): C₈H₄O₆
Molecular Weight: 196.11
EC Number: 224-577-5
MDL Number: MFCD00004944
Linear Formula: C₈H₄O₆
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-161330-5G	5 g	$229.00 1/EA	Add To Favorites

This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 161330-5G

Properties
Descriptions
Safety Info.
Basic Data

assay	≥94%
form	solid
InChI	1S/C8H4O6/c9-5-1-2(6(10)13-5)4-3(1)7(11)14-8(4)12/h1-4H
InChI key	YGYCECQIOXZODZ-UHFFFAOYSA-N
mp	>300 °C (lit.)
Quality Level	100
SMILES string	O=C1OC(=O)C2C1C3C2C(=O)OC3=O

Application:	Cyclobutane-1,2,3,4-tetracarboxylic dianhydride was used to synthesize polyimide films and poly(amic acid) having liquid crystal alignment layers.
Application:	Reactant for: • Preparation of biologically and pharmacologically active molecules • Preparation of photosensitive polyimide material for high performance organic thin-film transistors • Selective crosslinking of polyimide for photonic devices
Packaging:	5 g in glass bottle

Symbol	GHS07
Signal word	Warning
Hazard statements	H315 - H319 - H335
Precautionary statements	P302 + P352 - P305 + P351 + P338
Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-36
RIDADR	NONH for all modes of transport
WGK Germany	WGK 3
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

Purity	≥94%
mp	>300 °C (lit.)
UNSPSC	12352100

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