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HCID 88439Erstellt: 3. November 2026

Trimellitimide

Trimellitimide · 4-Carboxyphthalimide · 1,3-Dioxoisoindoline-5-carboxylic acid · 2,3-Dihydro-1,3-dioxo-1H-isoindole-5-carboxylic acid · 1,3-Dioxo-2,3-dihydro-1H-isoindole-5-carboxylic acid · 1H-Isoindole-5-carboxylic acid, 2,3-dihydro-1,3-dioxo- · 1,3-dioxo-2,3-dihydro-1H-isoindole-5-carboxylic a acid

https://huagongshe.com/de/chemical/88439

Identifikatoren & physikalische Daten

CAS No.	20262-55-9
Summenformel	C9H5NO4
Durchschnittliche Molmasse	191,14 g/mol
Monoisotopische Masse	191,02185764 g/mol
SMILES	O=C(O)c1ccc2c(c1)C(=O)NC2=O
InChIKey	ARRQNZZBVOIEQQ-UHFFFAOYSA-N
PubChem CID	88439
EC No.	817-857-9
DTXSID	DTXSID0066585

Chemische & physikalische Eigenschaften

XLogP	0,2
Polarare Oberfläche (TPSA)	83,5
H-Brücken-Donoren	2
H-Brücken-Akzeptoren	4
Frei drehbare Bindungen	1
Schwere Atome	14
Formalladung	0
Komplexität	312
Schmelzpunkt	255-257 °C
Dichte	1.591±0.06 g/cm3(Predicted)
pKa (Säurekonstante)	3.28±0.20(Predicted)
Aggregatzustand	solid
InChI	1S/C9H5NO4/c11-7-5-2-1-4(9(13)14)3-6(5)8(12)10-7/h1-3H,(H,13,14)(H,10,11,12)
InChIKey	ARRQNZZBVOIEQQ-UHFFFAOYSA-N
SMILES	OC(=O)c1ccc2C(=O)NC(=O)c2c1
EPA chemische Informationen	1H-Isoindole-5-carboxylic acid, 2,3-dihydro-1,3-dioxo- (20262-55-9)

Sicherheit & Vorschriften

GHS-Einstufung	DangerH301 (50%): Toxic if swallowed [Danger Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P273, P280, P301+P316, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P391, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 2 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard Classes and Categories	Acute Tox. 3 (50%)
Wassergefährdungsklasse (WGK)	WGK 3
TSCA-Inventar-Status	TSCA listed
R-Sätze (R)	25-36-51
Gefahrensymbole	T
Sicherheitshinweise (S)	26-45
Lagerklasse	6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects
Gefahrenklasse	Acute Tox. 3 OralAquatic Chronic 2Eye Irrit. 2

Trimellitimide

CAS No.

20262-55-9

Summenformel

C9H5NO4

Durchschnittliche Molmasse

191,14 g/mol

Monoisotopische Masse

191,02185764 g/mol

SMILES

O=C(O)c1ccc2c(c1)C(=O)NC2=O

InChIKey

ARRQNZZBVOIEQQ-UHFFFAOYSA-N

PubChem CID

88439

EC No.

817-857-9

DTXSID

DTXSID0066585

Chemische & physikalische Eigenschaften

XLogP

0,2

Polarare Oberfläche (TPSA)

83,5

H-Brücken-Donoren

H-Brücken-Akzeptoren

Frei drehbare Bindungen

Schwere Atome

Formalladung

Komplexität

312

Schmelzpunkt

255-257 °C

Dichte

1.591±0.06 g/cm3(Predicted)

pKa (Säurekonstante)

3.28±0.20(Predicted)

Aggregatzustand

solid

InChI

1S/C9H5NO4/c11-7-5-2-1-4(9(13)14)3-6(5)8(12)10-7/h1-3H,(H,13,14)(H,10,11,12)

InChIKey

ARRQNZZBVOIEQQ-UHFFFAOYSA-N

SMILES

OC(=O)c1ccc2C(=O)NC(=O)c2c1

EPA chemische Informationen

1H-Isoindole-5-carboxylic acid, 2,3-dihydro-1,3-dioxo- (20262-55-9)

Sicherheit & Vorschriften

GHS-Einstufung

DangerH301 (50%): Toxic if swallowed [Danger Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P273, P280, P301+P316, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P391, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 2 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard Classes and Categories

Acute Tox. 3 (50%)

Wassergefährdungsklasse (WGK)

WGK 3

TSCA-Inventar-Status

TSCA listed

R-Sätze (R)

25-36-51

Gefahrensymbole

Sicherheitshinweise (S)

26-45

Lagerklasse

6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects

Gefahrenklasse

Acute Tox. 3 OralAquatic Chronic 2Eye Irrit. 2