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B21657 2-Chloro-5-methylthiophene, 97%

CAS Number
17249-82-0
Synonyms

Stock No. Size Price ($) Quantity Availability
B21657-06 5g 71.40
B21657-14 25g 277.00
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2-Chloro-5-methylthiophene, 97%

MDL
MFCD01632145

Chemical Properties

Formula
C5H5ClS
Formula Weight
132.61
Boiling Point
155-156°
Flash Point
47°(117°F)
Density
1.21
Refractive Index
1.5356
Storage & Sensitivity
Ambient temperatures.
Solubility
Not miscible or difficult to mix with water.

Applications

It is used in the synthesis of dithienylcyclopentene optical molecular switches. It is also used as an active pharmaceutical intermediate.

Notes

Store away from oxidizing agents. Keep the container tightly closed and place it in a cool, dry and well ventilated condition.

Literature References

Linda N. Lucas, et al. Syntheses of Dithienylcyclopentene Optical Molecular Switches.Eur. J. Org. Chem.20032003(1), 155-166.

Yuri Goldberg and Howard Alper. Biphasic electrophilic halogenation of activated aromatics and heteroaromatics with N-halosuccinimides catalyzed by perchloric acid.J. Org. Chem.,199358(11), 3072-3075.

GHS Hazard and Precautionary Statements

Hazard Statements: H226-H302-H312-H331

Flammable liquid and vapour. Harmful if swallowed. Harmful in contact with skin. Toxic if inhaled.

Precautionary Statements: P210-P233-P235-P240-P241-P242-P243-P261-P264b-P270-P271-P280-P301+P312-P303+P361+P353-P304+P340-P311-P312-P330-P363-P370+P378q-P501c

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Keep container tightly closed. Keep cool. Ground/bond container and receiving equipment. Use explosion-proof electrical/ventilating/lighting/ equipment. Use only non-sparking tools. Take precautionary measures against static discharge. Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Call a POISON CENTER or doctor/physician. Rinse mouth. Wash contaminated clothing before reuse. In case of fire: Use CO2, dry chemical, or foam Dispose of contents/ container to an approved waste disposal plant

Other References

Hazard Class
3
Packing Group
III
Harmonized Tariff Code
2934.99
TSCA
No

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