2,3-Dichloro-5,6-dicyano-p-benzoquinone

ALDRICH/D60400 - 98%

Synonym: 4,5-Dichloro-3,6-dioxo-1,4-cyclohexadiene-1,2-dicarbonitrile; DDQ

CAS Number: 84-58-2
Empirical Formula (Hill Notation): C₈Cl₂N₂O₂
Molecular Weight: 227.00
EC Number: 201-542-2
MDL Number: MFCD00001593
Linear Formula: C₈Cl₂N₂O₂
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-D60400-5G	5 g	$32.90 1/EA	Add To Favorites
45-D60400-10G	10 g	$58.90 1/EA	Add To Favorites
45-D60400-100G	100 g	$273.00 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: D60400-100G

Properties
Descriptions
Safety Info.
Basic Data

assay	98%
form	powder
InChI	1S/C8Cl2N2O2/c9-5-6(10)8(14)4(2-12)3(1-11)7(5)13
InChI key	HZNVUJQVZSTENZ-UHFFFAOYSA-N
mp	210-215 °C (dec.) (lit.)
Quality Level	200
reaction suitability	reagent type: oxidant
SMILES string	ClC1=C(Cl)C(=O)C(C#N)=C(C#N)C1=O
storage temp.	2-8°C

Application:

2,3-Dichloro-5,6-dicyano-p-benzoquinone (DDQ) can be used as:
• A deprotecting reagent for a variety of compounds, such as thioacetals, acetals, and ketals.
• An electron-transfer reagent for the synthesis of quinolines from imines and alkynes or alkenes.
• An effective reagent for the benzylic and allylic C−H functionalization.
• An oxidizing agent for the synthesis of functionalized furans and benzofurans.
• A reagent with Ph₃P in an efficient synthesis of 1,2-benzisoxazoles.

Packaging:

5, 10, 100, 500 g in glass bottle

Symbol	GHS06
Signal word	Danger
Hazard statements	H301
Precautionary statements	P264 - P270 - P301 + P310 - P405 - P501
Hazard Codes	T
Risk Statements	25-29
Safety Statements	22-24/25-37-45
RIDADR	UN 3439 6.1 / PGIII
WGK Germany	WGK 3
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable
Supplemental Hazard Statements	EUH029

Purity	98%
mp	210-215 °C (dec.) (lit.)
Storage Temp.	2-8°C
UNSPSC	12352117

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