556440

1-Ethynyl-2,4-difluorobenzene

97%

Manufacturer: Sigma Aldrich

CAS Number: 302912-34-1

Select a Size

Pack Size SKU Availability Price
5 G 556440-5-G In Stock ₹ 16,130.00

556440 - 5 G

₹ 16,130.00

In Stock

Quantity

1

Base Price: ₹ 16,130.00

GST (18%): ₹ 2,903.40

Total Price: ₹ 19,033.40

Assay

97%

mp

29-32 °C (lit.)

storage temp.

2-8°C

SMILES string

Fc1ccc(C#C)c(F)c1

InChI

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

InChI key

HRUJQXRGWQWYDH-UHFFFAOYSA-N

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Description

  • General description: 1-Ethynyl-2,4-difluorobenzene is an alkyne bearing fluoro group in the phenyl ring.[1]
  • Application: 1-Ethynyl-2,4-difluorobenzene (CM) may be used to synthesize sulfonatedpoly(aryleneether)s containing CM and TFP [4-[Trifluorovinyl(oxy)]phenol].[2] It may also be employed for the preparation of 4-(2,4-difluorophenylethynyl)-3-methyl-5-phenylisoxazole.[3]

SAFETY INFORMATION

Pictograms

GHS02,GHS07

Signal Word

Warning

Hazard Statements

H228,H315,H319,H335

Precautionary Statements

P210 - P240 - P241 - P261 - P302 + P352 - P305 + P351 + P338

Hazard Classifications

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

Target Organs

Respiratory system

WGK

WGK 3

Flash Point(F)

closed cup

Flash Point(C)

closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Show Difference

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Sigma Aldrich

556440

97%...


Assay:
97%

mp:
29-32 °C (lit.)

storage temp.:
2-8°C

SMILES string:
Fc1ccc(C#C)c(F)c1

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

InChI key:
HRUJQXRGWQWYDH-UHFFFAOYSA-N

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Sigma Aldrich

556602

98%...


Assay:
98%

mp:
90-93 °C (lit.)

storage temp.:
__

SMILES string:
O.OS(=O)(=O)c1ccc(Br)cc1

InChI:
1S/C6H5BrO3S.H2O/c7-5-1-3-6(4-2-5)11(8,9)10;/h1-4H,(H,8,9,10);1H2

InChI key:
JHULXEZFSDUIRI-UHFFFAOYSA-N

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Fischer Scientific

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Assay:
__

mp:
__

storage temp.:
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SMILES string:
__

InChI:
__

InChI key:
__

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Supelco

55669

analytical standard...


Assay:
≥98.5% (HPLC)

mp:
200-203 °C (lit.)

storage temp.:
__

SMILES string:
CN1N(C(=O)C(NC(C)=O)=C1C)c2ccccc2

InChI:
__

InChI key:
__