2-Methylindole

Modify Date: 2026-06-30 09:54:36

2-Methylindole Structure
2-Methylindole structure
Common Name 2-Methylindole
CAS Number 95-20-5 Molecular Weight 131.17
Density 1.1±0.1 g/cm3 Boiling Point 272.0±0.0 °C at 760 mmHg
Molecular Formula C9H9N Melting Point 57-59 °C(lit.)
MSDS Chinese USA Flash Point 112.5±11.3 °C
Symbol GHS05
GHS05
Signal Word Danger

 Use of 2-Methylindole


2-Methylindole is a biochemical reagent that can be used as a biological material or organic compound for life science related research.

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 2-methyl-1H-indole
Synonym More Synonyms

 2-Methylindole Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description 2-Methylindole is a biochemical reagent that can be used as a biological material or organic compound for life science related research.
Related Catalog
In Vitro 2-甲基吲哚用作反应物,通过碘催化的马尔可夫尼科夫加成反应、Friedel-Crafts 烷基化反应区域选择性合成氧代吡咯烷类似物、制备色氨酸双加氧酶抑制剂吡啶基-乙烯基-吲哚作为潜在的抗癌免疫调节剂、Michael 加成反应以及合成环氧合酶 1 (COX-1)/环氧合酶 2 (COX-2) 抑制剂。

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.1±0.1 g/cm3
Boiling Point 272.0±0.0 °C at 760 mmHg
Melting Point 57-59 °C(lit.)
Molecular Formula C9H9N
Molecular Weight 131.17
Flash Point 112.5±11.3 °C
Exact Mass 131.073502
PSA 15.79000
LogP 2.60
Vapour Pressure 0.0±0.5 mmHg at 25°C
Index of Refraction 1.655
InChIKey BHNHHSOHWZKFOX-UHFFFAOYSA-N
SMILES Cc1cc2ccccc2[nH]1
Storage condition Freezer (-20°C)

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
NM0345000
CHEMICAL NAME :
1H-Indole, 2-methyl-
CAS REGISTRY NUMBER :
95-20-5
LAST UPDATED :
199712
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C9-H9-N
MOLECULAR WEIGHT :
131.19

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>262 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
YKKZAJ Yakugaku Zasshi. Journal of Pharmacy. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) No.1- 1881- Volume(issue)/page/year: 94,1620,1974

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS05
GHS05
Signal Word Danger
Hazard Statements H318
Precautionary Statements P280-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn: Harmful;
Risk Phrases R20/21/22
Safety Phrases S36/37-S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS NM0345000
HS Code 2933990090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Articles15

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Development of a quantitative method for the simultaneous analysis of the boar taint compounds androstenone, skatole and indole in porcine serum and plasma by means of ultra-high performance liquid chromatography coupled to high resolution mass spectrometry.

Food Chem. 187 , 120-9, (2015)

Boar taint is an off-odour occurring while heating meat or fat from boars. A method detecting the three compounds (androstenone, skatole and indole) simultaneously in blood would offer substantial adv...

The effect of skatole and androstenone on consumer response towards streaky bacon and pork belly roll.

Meat Science 110 , 52-61, (2015)

Consumer liking was assessed for streaky bacon and pork belly roll from entire male pigs with an androstenone (AND) content of up to 9.4 ppm and a skatole (SKA) content of up to 0.92 ppm in the back f...

Degradation of substituted indoles by an indole-degrading methanogenic consortium.

Appl. Environ. Microbiol. 57(9) , 2622-7, (1991)

Degradation of indole by an indole-degrading methanogenic consortium enriched from sewage sludge proceeded through a two-step hydroxylation pathway yielding oxindole and isatin. The ability of this co...

 2-MethylindoleBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Induction of osteogenesis in mouse Osteoblast cells assessed as ALP activity at 0.001...
Source: ChEMBL
Target: Calvarial osteoblast
External Id: CHEMBL5248708
Name: Inhibition of electric eel AChE using acetylcholine iodide as substrate at 10'-4 M me...
Source: ChEMBL
Target: Acetylcholinesterase
External Id: CHEMBL2020011
Name: Activity at androgen receptor ligand binding domain assessed as inhibition of SRC2-3 ...
Source: ChEMBL
Target: Androgen receptor
External Id: CHEMBL924812
Name: Induction of osteogenesis in mouse Osteoblast cells assessed as ALP activity at 10 nM...
Source: ChEMBL
Target: Calvarial osteoblast
External Id: CHEMBL5248719
Name: qHTS assay for inhibitors of human lactate dehydrogenase
Source: NCGC
Target: N/A
External Id: LDHA
Name: NCI human tumor cell line growth inhibition assay. Data for the MCF7 Non-Small Cell L...
Source: DTP/NCI
Target: N/A
External Id: MCF7_OneDose
Name: Inhibition of wild type PI3K p110alpha/p85alpha niSH2 (unknown origin) expressed in b...
Source: ChEMBL
Target: Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform
External Id: CHEMBL3879613
Name: Inhibition of full length PI3Kalpha (unknown origin) assessed as reduction in PIP3 fo...
Source: ChEMBL
Target: Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform
External Id: CHEMBL3879614
Name: NCI human tumor cell line growth inhibition assay. Data for the IGROV1 Non-Small Cell...
Source: DTP/NCI
Target: N/A
External Id: IGROV1_OneDose
Name: Induction of osteogenesis in mouse Osteoblast cells assessed as ALP activity at 1 to ...
Source: ChEMBL
Target: Calvarial osteoblast
External Id: CHEMBL5248718
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

2-Methylindole
EINECS 202-398-3
MFCD00005616
2-Methyl-1H-indole

 2-Methylindole | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the molecular formula of 2-methyl-1H-indole?
A: Molecular formula of 2-methyl-1H-indole is C9H9N.
Q: What is the safety information for 2-methyl-1H-indole?
A: Safety information for 2-methyl-1H-indole: S36/37-S24/25.
Q: What is the English name of 2-methyl-1H-indole?
A: The English name of 2-methyl-1H-indole is 2-methyl-1H-indole.
Q: What is the InChIKey of 2-methyl-1H-indole?
A: InChIKey of 2-methyl-1H-indole is BHNHHSOHWZKFOX-UHFFFAOYSA-N.
Q: What is the boiling point of 2-methyl-1H-indole?
A: Boiling point of 2-methyl-1H-indole is 272.0±0.0 °C at 760 mmHg.
Q: What is the melting point of 2-methyl-1H-indole?
A: Melting point of 2-methyl-1H-indole is 57-59 °C(lit.).
Q: What are the uses of 2-methyl-1H-indole?
A: Main uses of 2-methyl-1H-indole: 2-Methylindole is a biochemical reagent that can be used as a biological material or organic compound for life science related research.
Q: What is the SMILES notation of 2-methyl-1H-indole?
A: SMILES notation of 2-methyl-1H-indole is Cc1cc2ccccc2[nH]1.
Q: What English synonyms does 2-methyl-1H-indole have?
A: English synonyms of 2-methyl-1H-indole: 2-Methylindole, EINECS 202-398-3, MFCD00005616, 2-Methyl-1H-indole.
Q: What are the upstream materials of 2-methyl-1H-indole?
A: Related upstream materials(CAS) of 2-methyl-1H-indole: 73930-99-1;6872-06-6;1969-72-8;32704-22-6;590-93-2;143321-89-5;65826-91-7;58901-12-5.

 2-Methylindolefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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