1,3,3-Trimethyl-2-methyleneindoline - ≥97% , CAS No.118-12-7

CAS: 118-12-7 Cat. No.: T107298 Molecular Weight: 173.25 Beilstein Registry Number: 131162 EC Number: 204-235-1 PubChem CID: 8351
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
J-013592 | 1H-Indole, 2,3-dihydro-1,3,3-trimethyl-2-methylene- | 1,3,3-trimethyl-2-methylidene-2,3-dihydro-1H-indole | A803883 | 2-Methylene-1,3,3-trimethylindoline | SCHEMBL918366 | Fischers Base | Fischer's base | Indoline, 2-methylene-1,3,3-trimethyl-
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
T107298-5g
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$9.90

$14.90
Save $5.00 (33.56%)
25g
T107298-25g
2

$22.90

$34.90
Save $12.00 (34.38%)
100g
T107298-100g
3

$76.90

$115.90
Save $39.00 (33.65%)
500g
T107298-500g
2

$195.90

$293.90
Save $98.00 (33.34%)
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 3 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
J-013592 | 1H-Indole, 2, 3-dihydro-1, 3, 3-trimethyl-2-methylene- | 1, 3, 3-trimethyl-2-methylidene-2, 3-dihydro-1H-indole | A803883 | 2-Methylene-1, 3, 3-trimethylindoline | SCHEMBL918366 | Fischers Base | Fischer's base | Indoline, 2-methylene-1, 3, 3-trimethyl-
Specifications & Purity
≥97%
Storage
Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid504751652
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504751652
Canonical SmilesCC1(C(=C)N(C2=CC=CC=C21)C)C
IUPAC Name1,3,3-trimethyl-2-methylideneindole
InChIKeyZTUKGBOUHWYFGC-UHFFFAOYSA-N
INCHI1S/C12H15N/c1-9-12(2,3)10-7-5-6-8-11(10)13(9)4/h5-8H,1H2,2-4H3
Isomeric SMILES CC1(C(=C)N(C2=CC=CC=C21)C)C
WGK Germany 2
RTECS NM1926500
PubChem CID 8351
UN Number 3082
Molecular Weight 173.25
Beilstein 131162
Reaxy-Rn 131162

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassIndoles and derivatives
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentIndoles and derivatives
Alternative Parents Tertiary alkylarylamines  Benzenoids  Enamines  Azacyclic compounds  Organopnictogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Indole or derivatives - Tertiary aliphatic/aromatic amine - Benzenoid - Tertiary amine - Azacycle - Enamine - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Amine - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as indoles and derivatives. These are organic compounds containing an indole, which is a bicyclic ring system made up of a six-membered benzene ring fused to a five-membered nitrogen-containing pyrrole ring.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

6 results found

Lot NumberCertificate TypeDateItem
H2103394Certificate of AnalysisMay 07, 2025 T107298
H2103395Certificate of AnalysisMay 07, 2025 T107298
C2208509Certificate of AnalysisFeb 22, 2022 T107298
C2208513Certificate of AnalysisFeb 22, 2022 T107298
D2601084Certificate of AnalysisFeb 22, 2022 T107298
F2405140Certificate of AnalysisFeb 22, 2022 T107298
Chemical and Physical Properties
Refractive Index1.577
Flash Point(°F)145.4 °F
Flash Point(°C)94℃
Boil Point(°C)248°C
Melt Point(°C)-8°C
Molecular Weight173.250 g/mol
XLogP33.400
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass173.12 Da
Monoisotopic Mass173.12 Da
Topological Polar Surface Area3.200 Ų
Heavy Atom Count13
Formal Charge0
Complexity229.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
References
1. Shixun Wu, Ji Fan, Wei Wang, Dan Yu.  (2021)  Smart screen-printed photochromic fabrics with fast color switching performance and high fatigue resistance for energy storage applications.  COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS,      [PMID:] [10.1016/j.colsurfa.2021.127760]
2. Peng Linghui, Guo Ronghui, Jiang Shouxiang, Lan Jianwu, He Yongfeng, Huang Xuemei.  (2015)  Ultrasound-aided dyeing of cotton fabric with spirooxazines and photochromic properties.  FIBERS AND POLYMERS,  16  (6): (1312-1318).  [PMID:] [10.1007/s12221-015-1312-2]
3. Yanghang Liu, Heyu Zhang, Tao Zhang, Yuefei Ding, Siqi Zhang, Dan Yu, Wei Wang.  (2024)  Highly sensitive photochromic aerogel sensor for acidic gas detection based on SP/WPU/CNF composite materials.  POLYMER,      [PMID:] [10.1016/j.polymer.2024.127963]
Solution Calculators
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