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2,5-Dimethylthiophene - >98.0%(GC), high purity , CAS No.638-02-8

1 Citations

COA

Grade & Purity:

≥98%(GC)

Cas Number: 638-02-8
Molecular Weight: 112.19
Beilstein Registry Number: 106450
MDL number: MFCD00005452
PubChem CID: 12514
PubChem SID: 488181688

In stock

Item Number

D155809

Grouped product items
SKU	Size	Availability	Price
D155809-5ml	5ml	2	$22.90
D155809-10ml	10ml	4	$41.90
D155809-25ml	25ml	8	$73.90
D155809-100ml	100ml	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$263.90
D155809-250ml	250ml	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$592.90

View related series

Five-Membered Heterocyclic Compounds (2064) thiophenes (401)

Basic Description

Synonyms	NSC60689 \| NSC-60689 \| AKOS000121512 \| FT-0610484 \| EN300-21089 \| EINECS 211-313-9 \| 2,5-Dimethylthiophene, purum, >=98.0% (GC) \| FT-0651650 \| A834530 \| 2,5-dimethyl thiophene \| 2,5-Dimethylthiophene, analytical standard \| AKOS016017809 \| DTXSID2074295 \|
Specifications & Purity	≥98%(GC)
Storage Temp	Argon charged
Shipped In	Normal

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Organoheterocyclic compounds
  - Class Thiophenes
    - Subclass 2,5-disubstituted thiophenes

Kingdom	Organic compounds
Superclass	Organoheterocyclic compounds
Class	Thiophenes
Subclass	2,5-disubstituted thiophenes
Intermediate Tree Nodes	Not available
Direct Parent	2,5-disubstituted thiophenes
Alternative Parents	Heteroaromatic compounds Hydrocarbon derivatives
Molecular Framework	Aromatic heteromonocyclic compounds
Substituents	2,5-disubstituted thiophene - Heteroaromatic compound - Hydrocarbon derivative - Aromatic heteromonocyclic compound
Description	This compound belongs to the class of organic compounds known as 2,5-disubstituted thiophenes. These are organic compounds containing a thiophene that is disubstituted at the C-2, and C5-positions.
External Descriptors	Not available
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61. DOI: 10.1186/s13321-016-0174-y

Names and Identifiers

Pubchem Sid	488181688
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/488181688
IUPAC Name	2,5-dimethylthiophene
INCHI	InChI=1S/C6H8S/c1-5-3-4-6(2)7-5/h3-4H,1-2H3
InChIKey	GWQOOADXMVQEFT-UHFFFAOYSA-N
Smiles	CC1=CC=C(S1)C
Isomeric SMILES	CC1=CC=C(S1)C
WGK Germany	3
UN Number	1993
Packing Group	III
Molecular Weight	112.19
Beilstein	106450
Reaxy-Rn	106450
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=106450&ln=

Certificates（CoA,COO,BSE/TSE and Analysis Chart)

C of A & Other Certificates(BSE/TSE, COO):

Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

7 results found

Lot Number	Certificate Type	Date	Item
I2124247	Certificate of Analysis	Jul 09, 2025	D155809
I2124277	Certificate of Analysis	Jul 09, 2025	D155809
I2124289	Certificate of Analysis	Jul 09, 2025	D155809
I2124290	Certificate of Analysis	Jul 09, 2025	D155809
G1714041	Certificate of Analysis	Jan 22, 2025	D155809
E2527047	Certificate of Analysis	Mar 16, 2021	D155809
D2307275	Certificate of Analysis	Mar 16, 2021	D155809

Chemical and Physical Properties

Solubility	Insoluble in water. Soluble in alcohol, ether and benzene.
Sensitivity	Air Sensitive
Refractive Index	1.5120
Flash Point(°F)	75°F
Flash Point(°C)	24 °C
Boil Point(°C)	134-136℃
Melt Point(°C)	-63℃
Molecular Weight	112.190 g/mol
XLogP3	2.400
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	0
Exact Mass	112.035 Da
Monoisotopic Mass	112.035 Da
Topological Polar Surface Area	28.200 Å²
Heavy Atom Count	7
Formal Charge	0
Complexity	53.200
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
The total count of all stereochemical bonds	0
Covalently-Bonded Unit Count	1

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