550817
2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde
97%
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Synonym(s):
(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde, 1,3,3-Trimethyl-Δ2,α-indolineacetaldehyde, 1,3,3-Trimethyl-2-(formylmethylene)-2,3-dihydroindole, 1,3,3-Trimethyl-2-methyleneindoline-ω-aldehyde, Fischer′s aldehyde, NSC 68048
Empirical Formula (Hill Notation):
C13H15NO
CAS Number:
Molecular Weight:
201.26
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22
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Quality Level
Assay
97%
mp
112-116 °C (lit.)
storage temp.
2-8°C
SMILES string
CN1c2ccccc2C(C)(C)\C1=C/C=O
InChI
1S/C13H15NO/c1-13(2)10-6-4-5-7-11(10)14(3)12(13)8-9-15/h4-9H,1-3H3/b12-8+
InChI key
GCECACVNILMTRD-XYOKQWHBSA-N
General description
2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde is an a,ß-unsaturated aldehyde.
Application
2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde may be used in the preparation of 1,3,3-trimethyl-2-anilino-vinyl-3-H-indolium salts, which are mainly used as hemicyanine dyes in textile industry.
Reactant for preparation of:
- Cyanine dyes
- Photopolymer holographic recording materials
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Regulatory Information
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Synthesis and characterisation of 3-H-indolo-2-dimethinehemicyanine dyes obtained by the condensation of (1,3,3-trimethylindolin-2-ylidene) acetaldehyde with anilines in acetic acid.
Gaspar CL, et al.
Dyes and Pigments, 74(2), 306-312 (2007)
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