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8.20161

Sigma-Aldrich

4,4′-Bis(diethylamino)-benzophenone

for synthesis

Synonym(s):

4,4′-Bis(diethylamino)-benzophenone, N,N,N′,N′-Tetraethyl-4,4′-diaminobenzophenone, Michler ethylketone

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About This Item

Linear Formula:
4-[C2H5)2N]C6H4COC6H4-4-[N(C2H5)2]
CAS Number:
90-93-7
Molecular Weight:
324.46
MDL number:
MFCD00009044
UNSPSC Code:
12352115
EC Index Number:
202-025-4
NACRES:
NA.22

Quality Level

200

Assay

≥98.0% (HPLC)

form

powder

potency

5000 mg/kg LD50, oral (Rat)

pH

4-6 (20 °C, 50 g/L in H2O)

mp

90-95 °C

transition temp

flash point 151 °C

bulk density

400 kg/m3

storage temp.

2-30°C

InChI

1S/C21H28N2O/c1-5-22(6-2)19-13-9-17(10-14-19)21(24)18-11-15-20(16-12-18)23(7-3)8-4/h9-16H,5-8H2,1-4H3

InChI key

VYHBFRJRBHMIQZ-UHFFFAOYSA-N

Analysis Note

Assay (HPLC, area%): ≥ 98.0 % (a/a)
Melting range (lower value): ≥ 92 °C
Melting range (upper value): ≤ 96 °C
Identity (IR): passes test

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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