2-Chloro-5-ethynylthiophene

Base Information

Chemical Name:2-Chloro-5-ethynylthiophene
CAS No.:139957-82-7
Molecular Formula:C6H3 Cl S
Molecular Weight:142.609
Hs Code.:2934999090
European Community (EC) Number:843-340-2
DSSTox Substance ID:DTXSID90575439
Wikidata:Q82464791
Mol file:139957-82-7.mol

Synonyms:2-Chloro-5-ethynylthiophene;139957-82-7;Thiophene, 2-chloro-5-ethynyl-;2-CHLORO-5-ETHYNYL-THIOPHENE;SCHEMBL14072752;DTXSID90575439;MFCD08703571;AKOS006238089;DS-16281;EN300-199651;A885928;F2147-2795

Suppliers and Price of 2-Chloro-5-ethynylthiophene

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

TRC
2-Chloro-5-ethynylthiophene
50mg
$ 285.00

Matrix Scientific
2-Chloro-5-ethynylthiophene 95+%
250mg
$ 756.00

Crysdot
2-Chloro-5-ethynylthiophene 98%
250mg
$ 151.00

Crysdot
2-Chloro-5-ethynylthiophene 98%
100mg
$ 94.00

Crysdot
2-Chloro-5-ethynylthiophene 98%
1g
$ 376.00

Crysdot
2-Chloro-5-ethynylthiophene 98%
10g
$ 1965.00

Crysdot
2-Chloro-5-ethynylthiophene 98%
5g
$ 1131.00

Chemenu
2-chloro-5-ethynylthiophene 98%
5g
$ 1066.00

Chemenu
2-chloro-5-ethynylthiophene 98%
1g
$ 355.00

Arctom
2-Chloro-5-ethynylthiophene 98%
250mg
$ 195.00

Total 13 raw suppliers

Chemical Property of 2-Chloro-5-ethynylthiophene

Chemical Property:

PSA：28.24000
LogP:2.38280
Storage Temp.:Keep in dark place,Inert atmosphere,Store in freezer, under -20°C
XLogP3:2.8
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:1
Rotatable Bond Count:1
Exact Mass:141.9643990
Heavy Atom Count:8
Complexity:124

Purity/Quality:

97% ^*data from raw suppliers

2-Chloro-5-ethynylthiophene ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:C#CC1=CC=C(S1)Cl

Technology Process of 2-Chloro-5-ethynylthiophene

There total 1 articles about 2-Chloro-5-ethynylthiophene which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

: 6310-09-4
2-acetyl-5-chlorothiophene

: 139957-82-7
2-chloro-5-ethynylthiophene

Guidance literature:: With phosphorus pentachloride; benzene; Behandeln einer aether. Loesung des Reaktionsprodukts mit Natriumamid in fluessigem Ammoniak;
DOI:10.1021/jo01371a004

Reference yield: 92.0%

: 139957-82-7
2-chloro-5-ethynylthiophene

: (1S,2R,3S,4R,5S)-4-(2-azido-6-((3-chlorobenzyl)amino)-9H-purin-9-yl)-2,3-dihydroxy-N-methylbicyclo[3.1.0]hexane-1-carboxamide

: MRS₇₁₃₈

Guidance literature:: With copper(ll) sulfate pentahydrate; sodium L-ascorbate; tris[(1-benzyl-1H-1,2,3-triazol-4yl)methyl]amine; In water; tert-butyl alcohol; at 20 ℃;
DOI:10.1039/c4md00571f

Reference yield: 90.0%

: 139957-82-7
2-chloro-5-ethynylthiophene

: (1S,2R,3S,4R,5S)-4-(2-azido-6-(phenylethylamino)-9H-purin-9-yl)-2,3-dihydroxy-N-methylbicyclo[3.1.0]hexane-1-carboxamide

: C₂₇H₂₆ClN₉O₃S

Guidance literature:: With copper(ll) sulfate pentahydrate; sodium L-ascorbate; tris[(1-benzyl-1H-1,2,3-triazol-4yl)methyl]amine; In water; tert-butyl alcohol; at 20 ℃;
DOI:10.1039/c4md00571f