Chemical Properties of 1H-Indole-2,3-dione, 1-methyl- (CAS 2058-74-4)

InChI

InChI=1S/C9H7NO2/c1-10-7-5-3-2-4-6(7)8(11)9(10)12/h2-5H,1H3

InChI Key

VCYBVWFTGAZHGH-UHFFFAOYSA-N

Formula

C9H7NO2

SMILES

CN1C(=O)C(=O)c2ccccc21

Molecular Weight¹

161.16

CAS

2058-74-4

Other Names

• Indole-2,3-dione, 1-methyl-
• N-Methylisatin
• OL 57
• 1-Methylisatin
• 1-Methyl-indole-2,3-dione
• 1-Methyl-2,3-indolinedione
• Indole-2,3-dione, N-methyl-
• 1-Methyl-1H-indole-2,3-dione
• NSC 42449
• 1-methyl-2,3-dihydroindole-2,3-dione
• 1-Methyl-1H-indole-2,3-dione (N-methylisatin)

• Δ_fusH : Enthalpy of fusion at a given temperature (kJ/mol).
• Δ_subH° : Enthalpy of sublimation at standard conditions (kJ/mol).
• log₁₀WS : Log10 of Water solubility in mol/l.
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• I_np : Non-polar retention indices.
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ΔsubH°	105.60 ± 3.30	kJ/mol	NIST
log10WS	-1.29		Crippen Calculated Property
logPoct/wat	0.846		Crippen Calculated Property
McVol	116.170	ml/mol	McGowan Calculated Property
Inp	[1477.00; 1477.00]
Inp	1477.00		NIST
Inp	1477.00		NIST

Temperature Dependent Properties

Similar Compounds

Find more compounds similar to 1H-Indole-2,3-dione, 1-methyl-.

Sources

• Crippen Method
• Crippen Method
• McGowan Method
• NIST Webbook

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