1H-Indene-1,3(2H)-dione,2-[[4-(dimethylamino)phenyl]methylene]-

Modify Date: 2025-08-30 12:33:40

1H-Indene-1,3(2H)-dione,2-[[4-(dimethylamino)phenyl]methylene]- structure	Common Name	1H-Indene-1,3(2H)-dione,2-[[4-(dimethylamino)phenyl]methylene]-
	CAS Number	21889-13-4	Molecular Weight	277.31700
	Density	1.276g/cm3	Boiling Point	492.3ºC at 760mmHg
	Molecular Formula	C₁₈H₁₅NO₂	Melting Point	N/A
	MSDS	N/A	Flash Point	231.7ºC

Name	2-[[4-(dimethylamino)phenyl]methylidene]indene-1,3-dione
Synonym	More Synonyms

Density	1.276g/cm3
Boiling Point	492.3ºC at 760mmHg
Molecular Formula	C₁₈H₁₅NO₂
Molecular Weight	277.31700
Flash Point	231.7ºC
Exact Mass	277.11000
PSA	37.38000
LogP	3.21520
Vapour Pressure	7.78E-10mmHg at 25°C
Index of Refraction	1.696
InChIKey	ZIOQBZBVYRPMRT-UHFFFAOYSA-N
SMILES	CN(C)c1ccc(C=C2C(=O)c3ccccc3C2=O)cc1

CHEMICAL IDENTIFICATION

RTECS NUMBER :: NK5500000

CHEMICAL NAME :: 1,3-Indandione, 2-(p-dimethylaminobenzylidene)-

CAS REGISTRY NUMBER :: 21889-13-4

BEILSTEIN REFERENCE NO. :: 2216466

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C18-H15-N-O2

MOLECULAR WEIGHT :: 277.34

WISWESSER LINE NOTATION :: L56 BVYVJ CU1R DN1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 320 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 12,721,1969

HS Code	2922399090

1,3-INDANDIONE

CAS#:606-23-5

p-Dimethylamino...

CAS#:100-10-7

~81%

1H-Indene-1,3(2...

CAS#:21889-13-4

Literature: Meena; Shankar; Ramseshu; Giles; Prakash; Venkataraman Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2006 , vol. 45, # 6 p. 1572 - 1575

1,3-INDANDIONE

CAS#:606-23-5

Benzenamine,N,N...

CAS#:889-37-2

~89%

1H-Indene-1,3(2...

CAS#:21889-13-4

Literature: Hennig, Lothar; Alva-Astudillo, Mario; Mann, Gerhard; Kappe, Thomas Monatshefte fuer Chemie, 1992 , vol. 123, # 6 p. 571 - 580

Diethyl phthalate

CAS#:84-66-2

1H-Indene-1,3(2...

CAS#:21889-13-4

Literature: Meena; Shankar; Ramseshu; Giles; Prakash; Venkataraman Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2006 , vol. 45, # 6 p. 1572 - 1575

p-Dimethylamino...

CAS#:100-10-7

2-ACETYL-1,3-IN...

CAS#:1133-72-8

~31%

1H-Indene-1,3(2...

CAS#:21889-13-4

Literature: Ahmedova, Anife; Burdzhiev, Nikola; Ciattini, Samuele; Stanoeva, Elena; Mitewa, Mariana Comptes Rendus Chimie, 2010 , vol. 13, # 10 p. 1269 - 1277

Precursor 5
CAS#:606-23-5 1,3-INDANDIONE CAS#:100-10-7 p-Dimethylamino... CAS#:889-37-2 Benzenamine,N,N... CAS#:84-66-2 Diethyl phthalate
CAS#:1133-72-8 2-ACETYL-1,3-IN...
DownStream 1
CAS#:967-04-4 2-[[4-(dimethyl...

HS Code	2922399090
Summary	2922399090 other amino-aldehydes, amino-ketones and amino-quinones, other than those containing more than one kind of oxygen function; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

2-((4-(DIMETHYLAMINO)PHENYL)METHYLENE)INDANE-1,3-DIONE

2-(4-dimethylaminophenylmethylene)-1H-indane-1,3-dione

4-(N,N-dimethylamino)benzylidene-1,3-indandione

2-(4-Dimethylaminobenzyliden)-indan-1,3-dion

N,N-dimethylaminobenzylidene 1,3-indandione

2-(4-(N,N-dimethylamino)benzylidene)-1H-indene-1,3(2H)-dione

2-(4-(dimethylamino)benzylidene)-2H-indene-1,3-dione

1,3-Indandione,2-(4-dimethylaminophenylmethylene)

2-(4-Dimethylaminobenzylidene)-1,3-indandione

1,3-Indandione,2-(p-dimethylaminobenzylidene)

2-(4-(Dimethylamino)benzylidene)-1H-indene-1,3(2H)-dione

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1H-Indene-1,3(2H)-dione,2-[[4-(dimethylamino)phenyl]methylene]-

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Chemical & Physical Properties

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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Synthetic Route

Precursor & DownStream

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The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.