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Indoline

Indoline Structure
CAS No.
496-15-1
Chemical Name:
Indoline
Synonyms
Dihydroindole;2,3-DIHYDRO-1H-INDOLE;2,3-DIHYDROINDOLE;1H-Indole, 2,3-dihydro-;IDN;NDOLINE;INDOLINE;1-Azaindan;1H-Indoline;Indoline>
CBNumber:
CB5485525
Molecular Formula:
C8H9N
Molecular Weight:
119.16
MOL File:
496-15-1.mol
MSDS File:
SDS
Modify Date:
2024/6/26 10:39:04

Indoline Properties

Melting point -21 °C
Boiling point 220-221 °C (lit.)
Density 1.063 g/mL at 25 °C (lit.)
refractive index n20/D 1.592(lit.)
Flash point 199 °F
storage temp. Keep in dark place,Sealed in dry,Room Temperature
solubility 5g/l; lnsoluble in water, soluble in alcohol and oils. Poorly soluble in Propylene glycol.
form liquid (clear)
pka 5.20±0.20(Predicted)
color clear dark brown
Odor a mild, delicate, but extremely tenacious floral odor
Water Solubility 5 g/L (20 ºC)
Sensitive Light Sensitive
BRN 111915
CAS DataBase Reference 496-15-1(CAS DataBase Reference)
NIST Chemistry Reference 1H-Indole, 2,3-dihydro-(496-15-1)
EPA Substance Registry System 1H-Indole, 2,3-dihydro- (496-15-1)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H227-H302-H315-H319-H335
Precautionary statements  P210e-P261-P280a-P305+P351+P338-P405-P501a
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  23-24/25-37/39-26
WGK Germany  3
RTECS  NL6906300
Hazard Note  Irritant
TSCA  Yes
HS Code  29339990
NFPA 704
2
1 0

Indoline price More Price(4)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) I5605 Indoline ReagentPlus?, 99% 496-15-1 25G ₹3539.78 2022-06-14 Buy
Sigma-Aldrich(India) I5605 Indoline ReagentPlus?, 99% 496-15-1 100G ₹12124 2022-06-14 Buy
TCI Chemicals (India) I0033 Indoline min. 98.0 % 496-15-1 25ML ₹3900 2022-05-26 Buy
TCI Chemicals (India) I0033 Indoline min. 98.0 % 496-15-1 250ML ₹13700 2022-05-26 Buy
Product number Packaging Price Buy
I5605 25G ₹3539.78 Buy
I5605 100G ₹12124 Buy
I0033 25ML ₹3900 Buy
I0033 250ML ₹13700 Buy

Indoline Chemical Properties,Uses,Production

Chemical Properties

?2,3-Dihydroindole [496-15-1], indoline C8H9N, Mr 119.16, bp 229 – 230 ℃(101.3 kPa), is a colorless liquid, which is volatile in steam and soluble in diethyl ether, acetone, and benzene, but only slightly soluble in water. Indoline is obtained by hydrogenation of indole or by catalytic cyclodehydration of 2-(2-aminophenyl)ethanol. A range of pharmaceuticals, as well as fungicides and bactericides, can be produced from indoline.

Uses

As an indole derivative, Indoline can be used in the preparation of various medicinal compounds such as potential α1-adrenoceptor (α1-AR) antagonists.

Synthesis Reference(s)

Journal of the American Chemical Society, 96, p. 7812, 1974 DOI: 10.1021/ja00832a035
Synthetic Communications, 13, p. 489, 1983 DOI: 10.1080/00397918308081827

Synthesis

Indolene is manufactured from (theoretically) 2 Mol. Indole plus 1 Mol. Hydroxycitronellal by condensation under heating. The proportions may vary slightly, and it is common practice to add Diethyl phthalate to the mixture prior to heating, so that the condensation product is somewhat protected against local overheating, and the finished product becomes light of color and fairly pourable at room temperature.

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2,3-DIHYDRO-1H-INDOLE HYDROCHLORIDE LABOTEST-BB LT01605668 TIMTEC-BB SBB004291 INDOLINE IDN Indoline.2.3-Dihydroindole 2,3-Dichloro-1H-Indole Indoline,98% Indoline ,97% 1-Azaindan 2,3-Dihydro-1H-indole, 1-Azaindan Indoline, 98% 100GR Indoline, 98% 25GR 1H-Indoline INDOLINE FOR SYNTHESIS 25 ML Two hydrogenindole Indoline ReagentPlus(R), 99% Indoline Vetec(TM) reagent grade, 98% 2,3-dihydro-1h-indol Indoline> Bromfenac Impurity 40 NDOLINE Indoline in stock Factory 2,3-DIHYDRO-1H-INDOLE 1H-Indole, 2,3-dihydro- Dihydroindole 2,3-DIHYDROINDOLE 2-(3-(4-bromobenzoyl)-2-nitrophenyl)acetic acid 496-15-1 Heterocyclic Building Blocks Indoles Indolines Building Blocks AMINE Heterocycle-Indole series Aromatics Heterocycles Intermediates & Fine Chemicals Pharmaceuticals Intermediates Indole/indoline/oxindole Indole and Indoline Indoles and derivatives Pyrroles & Indoles Indoline & Oxindole Pyrroles & Indoles