ChemicalBook >> CAS DataBase List >>2'-Iodoacetophenone

2'-Iodoacetophenone

CAS No.
2142-70-3
Chemical Name:
2'-Iodoacetophenone
Synonyms
1-(2-Iodophenyl)ethan-1-one;2-IODOACETOPHENONE;1-(2-iodophenyl)ethanone;2-iodophenone;O-IODOACETOPHENONE;2'-Iodoacetophenone;2'-Iodoacetophenone>2''-IODOACETOPHENONE 97%;2'-IODOACETOPHENONE, 99+%;2'-Iodoacetophenone, 98+%
CBNumber:
CB7291551
Molecular Formula:
C8H7IO
Molecular Weight:
246.05
MDL Number:
MFCD00094998
MOL File:
2142-70-3.mol
MSDS File:
SDS
Last updated:2026-07-27 08:50:44
Product description Number Pack Size Price
2′-Iodoacetophenone 97% 540676 1g $30.4
2'-Iodoacetophenone >98.0%(GC) I0689 1g $23
2'-Iodoacetophenone >98.0%(GC) I0689 5g $49
2'-Iodoacetophenone, min. 99% min.99% 06-0022 25g $39
2'-Iodoacetophenone, min. 99% min.99% 06-0022 100g $117
More product size

2'-Iodoacetophenone Properties

Melting point 71-73 °C
Boiling point 139-140°C 12mm
Density 1.72 g/mL at 25 °C(lit.)
refractive index n20/D 1.618(lit.)
Flash point 218 °F
storage temp. Keep in dark place,Sealed in dry,Room Temperature
form Liquid
Specific Gravity 1.720
color Clear yellow
Sensitive Light Sensitive
BRN 2325078
InChI InChI=1S/C8H7IO/c1-6(10)7-4-2-3-5-8(7)9/h2-5H,1H3
InChIKey XDXCBCXNCQGZPG-UHFFFAOYSA-N
SMILES C(=O)(C1=CC=CC=C1I)C
CAS DataBase Reference 2142-70-3(CAS DataBase Reference)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P280a-P305+P351+P338-P321-P332+P313-P337+P313-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
PPE Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)
Hazard Codes  C
Risk Statements  36/38
Safety Statements  26-36-24/25
WGK Germany  3
HazardClass  IRRITANT
HS Code  29147000
Storage Class 12 - Non Combustible Liquids
NFPA 704
1
2 1

2'-Iodoacetophenone price More Price(59)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 540676 2′-Iodoacetophenone 97% 2142-70-3 1g $30.4 2023-01-07 Buy
TCI Chemical I0689 2'-Iodoacetophenone >98.0%(GC) 2142-70-3 1g $23 2026-04-30 Buy
TCI Chemical I0689 2'-Iodoacetophenone >98.0%(GC) 2142-70-3 5g $49 2026-04-30 Buy
Strem Chemicals 06-0022 2'-Iodoacetophenone, min. 99% min.99% 2142-70-3 25g $39 2026-04-30 Buy
Strem Chemicals 06-0022 2'-Iodoacetophenone, min. 99% min.99% 2142-70-3 100g $117 2026-04-30 Buy
Product number Packaging Price Buy
540676 1g $30.4 Buy
I0689 1g $23 Buy
I0689 5g $49 Buy
06-0022 25g $39 Buy
06-0022 100g $117 Buy

2'-Iodoacetophenone Chemical Properties,Uses,Production

Chemical Properties

Clear yellow liquid

Uses

2′-Iodoacetophenone (2-Iodoacetophenone) may be used in the synthesis of:
indene derivatives
di-(o-acetylphenyl)acetylene
indenol derivative

Preparation

2'-Iodoacetophenone can be synthesized by diazotization of 2-acetylaniline.
To a solution of p-TsOH (22.80 g, 120 mmol) in CH3CN (160 mL) was added an aromatic amine (40 mmol). The resulting amine salt suspension was cooled to 0-5°C. A solution of NaNO2 (5.52 g, 80 mmol) in H2O (12 mL) and KI (16.6 g, 100 mmol) in H2O (12 mL) were added sequentially. The reaction mixture was stirred for 10 minutes, then allowed to warm to ambient temperature and stirred until all the amine was consumed. To the reaction mixture were then added H2O (700 mL), NaHCO3 (1M; until pH=9-10) and Na2S2O3 (2M, 80 mL). The reaction mixture was extracted with EtOAc and purified by column chromatography (hexanes:EtOAc, 9:1 v/v) to give 2'-iodoacetophenone:yellow oil in 94% yield.

Reactions

2'-Iodoacetophenone is a bioactive molecule that reacts with boronic acids to form aryl boronic acid derivatives. This reaction can be carried out in chlorobenzene or dihedral solvents, and it is scalable and applicable to a variety of boronic acids. The product of this reaction is an organocatalyst for the synthesis of bioactive molecules. 2'-Iodoacetophenone also reacts with dipole-containing additives to form dichlorodiphenyldichloroethane, which has been used as a fungicide, insecticide, and herbicide.

General Description

2′-Iodoacetophenone is a halogenated aromatic ketone.

Synthesis

Benzenemethanol, 2-iodo-α-methyl-

122752-70-9

2'-Iodoacetophenone

2142-70-3

To a round bottom flask were added phenylethanol (2 mmol), cuprous trifluoromethanesulfonate (CuOTf, 0.1 mmol, 0.05 eq.), (S)-5-(pyrrolidin-2-yl)-1H-tetrazole (0.1 mmol, 0.05 eq.), 2,2,6,6-tetramethylpiperidin-1-oxyl radical (TEMPO, 0.1 mmol, 0.05 eq.), potassium tert-butoxide (t-BuOK, 2 mmol, 1 eq.) and N,N-dimethylformamide (DMF, 5 ml). The reaction mixture was stirred and exposed to air at 25 °C until the reaction was complete (monitored by thin layer chromatography (TLC)). After completion of the reaction, the mixture was diluted with dichloromethane (CH2Cl2, 20 ml), washed with water, dried over anhydrous sodium sulfate (Na2SO4), and the solvent was evaporated in vacuum to give the crude product. The crude product was purified by column chromatography to give pure 2-iodoacetophenone.

References

[1] Tetrahedron, 2014, vol. 70, # 52, p. 9791 - 9796
[2] Journal of the American Chemical Society, 1996, vol. 118, # 25, p. 5904 - 5918
[3] Journal of Organic Chemistry, 2017, vol. 82, # 1, p. 372 - 381

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View Lastest Price from 2'-Iodoacetophenone manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2'-Iodoacetophenone pictures 2026-08-25 2'-Iodoacetophenone
2142-70-3
$2.00-5.00 1kg 99% 100kg ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
	2'-Iodoacetophenone pictures 2019-09-03 2'-Iodoacetophenone
2142-70-3
$7.00 1KG 99% Career Henan Chemical Co
2-IODOACETOPHENONE O-IODOACETOPHENONE 2''-IODOACETOPHENONE 97% 2'-Iodoacetophenone, 98+% 2'-IODOACETOPHENONE, 99+% 1-(2-iodophenyl)ethanone Ethanone, 1-(2-iodophenyl)- 1-(2-nitrophenyl)-N-[4-[(E)-(2-nitrophenyl)methylideneamino]-1-piperazinyl]methanimine 2'-Iodoacetophenone> 2-iodophenone 2'-Iodoacetophenone 2′-Iodoacetophenone, CAS 2142-70-3 1-(2-Iodophenyl)ethan-1-one 2142-70-3 IC6H4COCH3 Organic Building Blocks Ketones Building Blocks Carbonyl Compounds C7 to C8 Aromatic Acetophenones & Derivatives (substituted) Adehydes, Acetals & Ketones Iodine Compounds C7 to C8 Carbonyl Compounds Ketones