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2-Methylindoline

HCID 23305
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Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
6872-06-6
Standard SMILES
CC1Cc2ccccc2N1
InChIKey
QRWRJDVVXAXGBT-UHFFFAOYSA-N
Molecular formula
C9H11N
Average molar mass
133.19 g/mol
Monoisotopic mass
133.08914936

Overview

2-Methylindoline is a member of indoles.

Names & identifiers

Preferred name
2-Methylindoline
IUPAC
2-methyl-2,3-dihydro-1H-indole
English name
2-Methylindoline
Molecular formula
C9H11N
Molecular weight
133.19

Names & synonyms

2-Methylindoline6872-06-62-methyl-2,3-dihydro-1H-indole2,3-Dihydro-2-methylindole1H-Indole, 2,3-dihydro-2-methyl-2-Methyl-2,3-dihydroindoleIndoline, 2-methyl-Dihydroindole, 2-methyl-alpha-Methyldihydroindole2,3-DIHYDRO-2-METHYL-1H-INDOLE5GAL2SM4VVPE-11
Show more names
2-methyl-indolin2-Methylindoline>2-Methyl-1H-indolineα-Methyldihydroindolea-Methyldihydroindole
NSC 65598EINECS 229-971-0NSC-65598BRN 0081505DTXSID708843395-20-06-00344 (Beilstein Handbook Reference)RefChem:476094DTXCID90835247

Database identifiers

CAS
6872-06-6
PubChem CID
23305
DTXSID
DTXSID70884339
ChEBI
CHEBI:166548
UNII
5GAL2SM4VV
EC Number
229-971-0
Nikkaji
J8.853F

Properties

Computed structural properties

XLogP
2.4
Topological polar surface area
12 Ų
Hydrogen bond donors
1
Hydrogen bond acceptors
1
Rotatable bonds
0
Heavy atoms
10
Formal charge
0
Complexity
122

Physicochemical properties

Melting point
-51 °C · -51 °C
Boiling point
228 · 228-229 °C (lit.)
Density
1.023 g/mL · 1.023 g/mL at 25 °C (lit.)
refractive index
20 · n20/D 1.569(lit.)
Flash point
200 °F · 200 °F
storage temp.
Keep in dark place,Inert atmosphere,Room temperature
solubility
Chloroform, Methanol
form
Liquid
pka
5.26 · 5.26±0.40(Predicted)
Specific Gravity
1.02 · 1.02
color
Clear yellow to brown
optical activity
-2.455 ° · -2.4550° (C=1.0 g/100ml, MEOH, 20°C, 589nm)
Water Solubility
negligible
InChI
1S/C9H11N/c1-7-6-8-4-2-3-5-9(8)10-7/h2-5,7,10H,6H2,1H3
InChIKey
QRWRJDVVXAXGBT-UHFFFAOYSA-N
SMILES

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 5 items

This chemical does not meet GHS hazard criteria for 21.1% (16 of 76) of reports.

Warning

H302 (22.4%): Harmful if swallowed [Warning Acute toxicity, oral]

P261, P264, P264+P265, P270, P271, P273, P280, 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 76 reports by companies from 14 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Regulatory Information · 2 items

Chemical: 1H-Indole, 2,3-dihydro-2-methyl-

REACH registered substance: 2-methylindoline (EC: 229-971-0)

Hazard Classes and CategoriesAcute Tox. 4 (22.4%)

Safety data

PPE
Eyeshields, Gloves, type ABEK (EN14387) respirator filter
wgk
3
tsca
TSCA listed
rtecs
NM1926350
hs_code
29349990
risk_code
36/37/38-52/53-22
Signal word
Danger
Symbol(GHS)
GHS06,GHS09
hazard_code
Xi,Xn
hazard_note
Irritant
safety_code
26-36/37/39-60-57

Chemistry & industry

Uses & manufacturing

General Manufacturing Information1H-Indole, 2,3-dihydro-2-methyl-: INACTIVE
Applications · 2 items

Uses2-Methylindoline is an intermediate in the production of various indole derivatives

UsesReactant for preparation of:Inhibitors of NOD1-induced nuclear factor-κB activationRed fluorescent dyes for organic light-emitting diodesNorepinephrine reuptake inhibitorsMT2-selective melatonin receptor antagonistsProtease-activated receptor-1 antagonistsDiuretic agent indapamideDopamine D2/D4 receptor antagonistsAntitumor agents

Preparation methods

Preparation2-Methylindoline is prepared through the transformation of 1-(2-aminophenyl)propan-2-ol using acidic catalysts[1]. 2-Methylindoline is also produced by the hydrogenation of 2-methylindole in toluene[2].

Upstream & downstream products

Upstream raw materials

2-MethylindoleBenzenamine, 2-(2-propyn-1-yl)-Benzenamine, 2-(2-propenyl)-N-Allylaniline1-(2-bromophenyl)propan-2-amine

Downstream products

Basic Yellow 211H-Indole, 1-ethyl-2,3-dihydro-2-methyl-

Related reactions

43 records
New reaction record
HRID 156038 reaction equation
HRID 156038As reactantTraining data from https://doi.org/10.1039/C8SC04228D (9/10)
HRID 167703 reaction equation
HRID 167703As reactantTraining data from https://doi.org/10.1039/C8SC04228D (9/10)
HRID 289552 reaction equation
HRID 289552As reactantTraining data from https://doi.org/10.1039/C8SC04228D (8/10)
HRID 346842 reaction equation
HRID 346842As reactantuspto-grants-2007_02
HRID 358329 reaction equation
HRID 358329As reactantuspto-grants-1984_08
HRID 358330 reaction equation
HRID 358330As reactantuspto-grants-1984_08
HRID 482647 reaction equation
HRID 482647As reactantuspto-grants-1986_03
HRID 482648 reaction equation
HRID 482648As reactantuspto-grants-1986_03
Page 1 of 6

Compound notes

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On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
More actions
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CC1Cc2ccccc2N1
CAS DataBase Reference
6872 · 6872-06-6(CAS DataBase Reference)
EWG's Food Scores
1 · 1
FDA UNII
5 GAL2SM4VV · 5GAL2SM4VV
NIST Chemistry Reference
2 · 2-Methylindoline(6872-06-6)
EPA Substance Registry System
1 H-Indole, · 1H-Indole, 2,3-dihydro-2-methyl- (6872-06-6)
UNSPSC Code
12352100 · 12352100
NACRES
22 · NA.22
Symbol(GHS)
6 · GHS06,GHS09
Signal word
Danger
Hazard statements
302 · H302-H311-H319-H400
Precautionary statements
264 · P264-P273-P280-P301+P312-P302+P352+P312-P305+P351+P338
PPE
Eyeshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes
Xi,Xn
Risk Statements
36 · 36/37/38-52/53-22
Safety Statements
26 · 26-36/37/39-60-57
WGK Germany
3 · 3
RTECS
1926350 · NM1926350
Hazard Note
Irritant
TSCA
TSCA listed
HS Code
29349990 · 29349990
Storage Class
6.1 C · 6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects
Hazard Classifications
3 DermalAcute · Acute Tox. 3 DermalAcute Tox. 4 OralAquatic Acute 1Eye Irrit. 2
REACH Registrations
Active
Storage Class
6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects
Hazard statements
H302-H311-H319-H400
REACH Registrations
Active
Hazard Classifications
Acute Tox. 3 DermalAcute Tox. 4 OralAquatic Acute 1Eye Irrit. 2
Precautionary statements
P264-P273-P280-P301+P312-P302+P352+P312-P305+P351+P338
5-Bromo-2-methylindole

Additional notes

DefinitionChEBI: 2-Methylindoline is a member of indoles.