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556440

Sigma-Aldrich

1-乙炔基-2,4-二氟苯

97%

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About This Item

线性分子式:
HC≡CC6H3F2
CAS号:
302912-34-1
分子量:
138.11
MDL號碼:
MFCD02093726
分類程式碼代碼:
12352100
PubChem物質ID:
24879558
NACRES:
NA.22

化驗

97%

mp

29-32 °C (lit.)

官能基

fluoro

儲存溫度

2-8°C

SMILES 字串

Fc1ccc(C#C)c(F)c1

InChI

1S/C8H4F2/c1-2-6-3-4-7(9)5-8(6)10/h1,3-5H

InChI 密鑰

HRUJQXRGWQWYDH-UHFFFAOYSA-N

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相关类别

一般說明

1-Ethynyl-2,4-difluorobenzene is an alkyne bearing fluoro group in the phenyl ring.

應用

1-Ethynyl-2,4-difluorobenzene (CM) may be used to synthesize sulfonatedpoly(aryleneether)s containing CM and TFP [4-[Trifluorovinyl(oxy)]phenol]. It may also be employed for the preparation of 4-(2,4-difluorophenylethynyl)-3-methyl-5-phenylisoxazole.

象形圖

FlameExclamation mark
GHS02,GHS07

訊號詞

Warning

危險分類

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

標靶器官

Respiratory system

儲存類別代碼

4.1B - Flammable solid hazardous materials

水污染物質分類（WGK）

WGK 3

閃點（°F）

91.4 °F - closed cup

閃點（°C）

33 °C - closed cup

個人防護裝備

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
BGBB9045
MKBH4453V
BGBB3261
BGBB0167
1437543

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Synthesis of glycidyl triazolyl polymers using click chemistry.
Jung JH, et al.
Tetrahedron Letters, 48(37), 6442-6448 (2007)
Sulfonated poly (arylene ether) membranes containing perfluorocyclobutyl and ethynyl groups: Increased mechanical strength through chain extension and crosslinking.
Lee SB, et al.
Journal of Membrane Science , 456, 49-56 (2014)
Synthesis of 3, 4, 5-Trisubstituted Isoxazoles through Gold-Catalyzed Cascade Cyclization- Oxidative Alkynylation and Cyclization-Fluorination of 2-Alkynone O-Methyloximes.
Song D-H and Ryu J-S.
Bull. Korean Chem. Soc., 35(9), 2635-2644 (2014)

商品

New Aromatic Terminal Alkynes

The terminal alkyne functionality has a wide range of applications including most recently the synthesis of spiropyran substituted 2,3-dicyanopyrazines and (±)-asteriscanolide, as well as conversion to enamines using resin-bound 2° amines.

New Aromatic Terminal Alkynes

The terminal alkyne functionality has a wide range of applications including most recently the synthesis of spiropyran substituted 2,3-dicyanopyrazines and (±)-asteriscanolide, as well as conversion to enamines using resin-bound 2° amines.

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