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550817

2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde

97%

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

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About This Item

Empirical Formula (Hill Notation):
C13H15NO
CAS Number:
84-83-3
Molecular Weight:
201.26
NACRES:
NA.22
PubChem Substance ID:
24879071
UNSPSC Code:
12352100
EC Number:
201-565-8
MDL number:
MFCD00071813
Assay:
97%
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Quality Level

100

assay

97%

mp

112-116 °C (lit.)

functional group

aldehyde

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,β-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

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
MKDB1628
MKCM4962
MKCH4094
MKCD0662
MKCC7639

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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)

Global Trade Item Number

SKUGTIN
550817-25G04061832841823