4,4′-Bis(diethylamino)benzophenone, ≥99%

About 4,4′-Bis(diethylamino)benzophenone, ≥99%

4,4′-Bis(diethylamino)benzophenone is a polymer additive carrying the CAS registry number 90-93-7 at a purity of ≥99%. Formula C21H28N2O, molecular weight 324.5 g/mol. The IUPAC name is bis[4-(diethylamino)phenyl]methanone. Alternative names: 4,4′-(Tetraethyldiamino)benzophenone and 4,4′-Bis(diethylamino)diphenyl ketone.

In its supplied form it is white to yellow-green to light green powder or crystals. Literature values give a melting point of 89-92 °C and a boiling point of ~475.7 °C at 760 mmHg (Predicted). Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span polymerisation initiation, plasticising and modification and plastics compounding. Our customers for this product work in polymers and plastics.

We offer 4,4′-Bis(diethylamino)benzophenone in 25 g, 100 g and 500 g packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Polymerisation initiation
Plasticising & modification
Plastics compounding

Industries

Specifications & identifiers

Chemical identifiers
Product name	4,4′-Bis(diethylamino)benzophenone, ≥99%
Catalogue No.	VQ-019076
CAS Number	90-93-7
IUPAC name	bis[4-(diethylamino)phenyl]methanone
Molecular formula	C₂₁H₂₈N₂O
Molecular weight	324.5 g/mol
Exact mass	324.2202
Purity / assay	≥99%
HSN code	29143930
InChIKey	VYHBFRJRBHMIQZ-UHFFFAOYSA-N
SMILES	CCN(CC)C1=CC=C(C=C1)C(=O)C2=CC=C(C=C2)N(CC)CC
PubChem CID	66663

Physical properties
Physical form	Crystalline
Appearance	White to yellow-green to light green powder or crystals
Melting point	89-92 °C
Boiling point	~475.7 °C at 760 mmHg (Predicted)
Density	~1.0 g/cm3 (Predicted)
LogP (XLogP3)	5.3
H-bond donors / acceptors	0 / 3
TPSA	23.6 Å²
Synonyms	4,4′-(Tetraethyldiamino)benzophenone, 4,4′-Bis(diethylamino)diphenyl ketone, 4,4'-Bis(diethylamino)benzophenone, 4,4-Bis(diethylamino)benzophenone, Methanone, bis[4-(diethylamino)phenyl]-, Ethyl Michler ketone, Narucure CS, Methanone, bis(4-(diethylamino)phenyl)-, 4,4'-Diethylaminobenzophenone, Bis(4-(diethylamino)phenyl)methanone, Michler's ethyl ketone, 4,4'-Bis(diethylamino) benzophenone

Safety & hazard information (GHS)

Harmful / irritant

Environmental hazard

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H400Very toxic to aquatic life
H413May cause long lasting harmful effects to aquatic life

Precautionary statements: P261, P264, P264 + P265, P271, P273, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P391, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 4,4′-Bis(diethylamino)benzophenone, ≥99%?

The CAS Registry Number of 4,4′-Bis(diethylamino)benzophenone, ≥99% is 90-93-7. It is also known as 4,4′-(Tetraethyldiamino)benzophenone, 4,4′-Bis(diethylamino)diphenyl ketone, 4,4'-Bis(diethylamino)benzophenone.

What is the molecular formula and molecular weight of 4,4′-Bis(diethylamino)benzophenone, ≥99%?

4,4′-Bis(diethylamino)benzophenone, ≥99% has the molecular formula C21H28N2O and a molecular weight of 324.5 g/mol. Its IUPAC name is bis[4-(diethylamino)phenyl]methanone.

Which grade and pack sizes of 4,4′-Bis(diethylamino)benzophenone, ≥99% can I order?

We supply 4,4′-Bis(diethylamino)benzophenone, ≥99% in (≥99%) grade, in 25 g, 100 g, 500 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4,4′-Bis(diethylamino)benzophenone, ≥99%?

Yes. Every lot of 4,4′-Bis(diethylamino)benzophenone, ≥99% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 4,4′-Bis(diethylamino)benzophenone, ≥99% be shipped internationally?

Yes. 4,4′-Bis(diethylamino)benzophenone, ≥99% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.