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ChemicalBook >> CAS DataBase List >> 1,3,3-Trimethyl-2-(formylmethylene)indoline

1,3,3-Trimethyl-2-(formylmethylene)indoline

$13 - $2954
Product name: 1,3,3-Trimethyl-2-(formylmethylene)indoline
CAS: 84-83-3
MF: C13H15NO
MW: 201.26
EINECS:201-565-8
MDL Number:MFCD00071813
Synonyms:2-(Formylmethylene)-1,3,3-trimethylindoline;2-METHYLENE-1,3,3-TRIMETHYLINDOLINE ACETALDEHYDE;2-(1,3,3-TRIMETHYLINDOLIN-2-YLIDENE)ACETALDEHYDE;1,3,3-trimethyl-2-(formylmethylene)indoline;(1,3,3-TRIMETHYL-1,3-DIHYDRO-2H-INDOL-2-YLIDENE)ACETALDEHYDE;(1,3,3-TRIMETHYL-1,3-DIHYDRO-INDOL-2-YLIDENE)-ACETALDEHYDE;1,3-Dihydro-1,3,3-trimethyl-2H-indol-2-ylidene acetaldehyde;(1,3-dihydro-1,3,3-trimethyl-2h-indol-2-ylidene)-acetaldehyd

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ManufacturerA2B
Product numberAB57178
Product description1,3,3-Trimethyl-2-(formylmethylene)indoline 95%
Packaging5g
Price$13
Updated2026-05-25
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ManufacturerA2B
Product numberAB57178
Product description1,3,3-Trimethyl-2-(formylmethylene)indoline 95%
Packaging10g
Price$22
Updated2026-05-25
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ManufacturerA2B
Product numberAB57178
Product description1,3,3-Trimethyl-2-(formylmethylene)indoline 95%
Packaging25g
Price$32
Updated2026-05-25
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ManufacturerA2B
Product numberAB57178
Product description1,3,3-Trimethyl-2-(formylmethylene)indoline 95%
Packaging100g
Price$112
Updated2026-05-25
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Manufactureraablocks
Product numberAA003DCU
Product description1,3,3-Trimethyl-2-(Formylmethylene)Indoline 95%
Packaging100g
Price$125
Updated2026-05-28
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Manufactureraablocks
Product numberAA003DCU
Product description1,3,3-Trimethyl-2-(Formylmethylene)Indoline 95%
Packaging25g
Price$36
Updated2026-05-28
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Manufactureraablocks
Product numberAA003DCU
Product description1,3,3-Trimethyl-2-(Formylmethylene)Indoline ≥97%
Packaging5g
Price$14
Updated2026-05-28
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Manufactureraablocks
Product numberAA003DCU
Product description1,3,3-Trimethyl-2-(Formylmethylene)Indoline 95%
Packaging10g
Price$24
Updated2026-05-28
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ManufacturerAHH
Product numberMT-29249
Product description2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde 98%
Packaging50g
Price$230
Updated2021-12-16
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ManufacturerAHH
Product numberMT-29249
Product description2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde 97%
Packaging50g
Price$230
Updated2026-05-25
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ManufacturerAHH
Product numberMT-29249
Product description2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde 97%
Packaging50g
Price$230
Updated2026-05-26
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ManufacturerAK Scientific
Product numberJ62071
Product description2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde 95%
Packaging100g
Price$280
Updated2026-06-04
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ManufacturerAK Scientific
Product numberM452
Product description2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde
Packaging25g
Price$285
Updated2021-12-16
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ManufacturerAK Scientific
Product numberM452
Product description2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde 97%(GC)
Packaging25g
Price$126
Updated2026-06-04
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ManufacturerAK Scientific
Product numberJ62071
Product description2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde 95%
Packaging25g
Price$91
Updated2026-06-04
Buy

ManufacturerAK Scientific
Product numberM452
Product description2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde 97%(GC)
Packaging5g
Price$50
Updated2026-06-04
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
A2B	AB57178	1,3,3-Trimethyl-2-(formylmethylene)indoline 95%	5g	$13	2026-05-25	Buy
A2B	AB57178	1,3,3-Trimethyl-2-(formylmethylene)indoline 95%	10g	$22	2026-05-25	Buy
A2B	AB57178	1,3,3-Trimethyl-2-(formylmethylene)indoline 95%	25g	$32	2026-05-25	Buy
A2B	AB57178	1,3,3-Trimethyl-2-(formylmethylene)indoline 95%	100g	$112	2026-05-25	Buy
aablocks	AA003DCU	1,3,3-Trimethyl-2-(Formylmethylene)Indoline 95%	100g	$125	2026-05-28	Buy
aablocks	AA003DCU	1,3,3-Trimethyl-2-(Formylmethylene)Indoline 95%	25g	$36	2026-05-28	Buy
aablocks	AA003DCU	1,3,3-Trimethyl-2-(Formylmethylene)Indoline ≥97%	5g	$14	2026-05-28	Buy
aablocks	AA003DCU	1,3,3-Trimethyl-2-(Formylmethylene)Indoline 95%	10g	$24	2026-05-28	Buy
AHH	MT-29249	2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde 98%	50g	$230	2021-12-16	Buy
AHH	MT-29249	2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde 97%	50g	$230	2026-05-25	Buy
AHH	MT-29249	2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde 97%	50g	$230	2026-05-26	Buy
AK Scientific	J62071	2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde 95%	100g	$280	2026-06-04	Buy
AK Scientific	M452	2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde	25g	$285	2021-12-16	Buy
AK Scientific	M452	2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde 97%(GC)	25g	$126	2026-06-04	Buy
AK Scientific	J62071	2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde 95%	25g	$91	2026-06-04	Buy
AK Scientific	M452	2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde 97%(GC)	5g	$50	2026-06-04	Buy

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Properties

Melting point :112-116 °C (lit.)
Boiling point :339.19°C (rough estimate)
Density :1.0405 (rough estimate)
refractive index :1.5300 (estimate)
storage temp. :2-8°C
pka :0.82±0.40(Predicted)
Appearance :Brown to red Solid
InChI :InChI=1S/C13H15NO/c1-13(2)10-6-4-5-7-11(10)14(3)12(13)8-9-15/h4-9H,1-3H3
InChIKey :GCECACVNILMTRD-UHFFFAOYSA-N
SMILES :C(=O)C=C1C(C)(C)C2=C(N1C)C=CC=C2
CAS DataBase Reference :84-83-3(CAS DataBase Reference)
EPA Substance Registry System :Acetaldehyde, (1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)- (84-83-3)

Safety Information

Symbol(GHS):

Signal word:

Warning

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	P-Codes
H315	Causes skin irritation	Skin corrosion/irritation	Category 2	Warning	P264, P280, P302+P352, P321,P332+P313, P362
H319	Causes serious eye irritation	Serious eye damage/eye irritation	Category 2A	Warning	P264, P280, P305+P351+P338,P337+P313P
H335	May cause respiratory irritation	Specific target organ toxicity, single exposure;Respiratory tract irritation	Category 3	Warning

Precautionary statements:

P261	Avoid breathing dust/fume/gas/mist/vapours/spray.
P264	Wash hands thoroughly after handling.
P264	Wash skin thouroughly after handling.
P271	Use only outdoors or in a well-ventilated area.
P280	Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352	IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338	IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

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.

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Suppliers and manufacturers

airuikechemical co., ltd.

fischer’s aldehyde CAS:84-83-3

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1,3,3-Trimethyl-2-(formylmethylene)indoline CAS:84-83-3

Junwee Chemical co., Ltd.

Henan Tianfu Chemical Co.,Ltd.

Shandong chuangyingchemical Co., Ltd.

BOC Sciences

Alchem Pharmtech,Inc.

Hefei TNJ Chemical Industry Co.,Ltd.

ANHUI WITOP BIOTECH CO., LTD

Dayang Chem (Hangzhou) Co.,Ltd.

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1,3,3-Trimethyl-2-(formylmethylene)indoline

Properties

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Description

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