Basic information
- CAS
5660-45-7- Standard SMILES
c1csc(-c2ccc(-c3ccc(-c4ccc(-c5cccs5)s4)s3)s2)c1- InChIKey
YFBLUJZFRBFQMR-UHFFFAOYSA-N- Molecular formula
- C20H12S5
- Average molar mass
- 412.6 g/mol
- Monoisotopic mass
- 411.95425625
Names & identifiers
- Preferred name
- 2,2':5',2'':5'',2''':5''',2''''-Quinquethiophene
- IUPAC
- 2,5-bis(5-thiophen-2-ylthiophen-2-yl)thiophene
- English name
- alpha-Quinquethiophene
- Molecular formula
- C20H12S5
- Molecular weight
- 412.63
Names & synonyms
5660-45-72,2':5',2'':5'',2''':5''',2''''-QuinquethiopheneDTXSID70327897RefChem:1058922DTXCID10279008alpha-Quinquethiophene2,5-bis(5-thiophen-2-ylthiophen-2-yl)thiopheneMFCD09038547NSC700150|A-Quinquethiophene2,5-bis[5-(2-thienyl)-2-thienyl]thiopheneC20H12S5
Show more names
alpha-5Tα-Quinquethiopheneα-Quinquethiophene, CAS 5660-45-7ALPHA-QUINQUETHIOPHENE ISO 9001：2015 REACH
I<<-Quinquethiophene| cent-QuinquethiopheneSCHEMBL2742433CHEMBL1978392AKOS016003406NSC-700150AS-87447NCI60_035932
Database identifiers
- CAS
5660-45-7- PubChem CID
- 395508
- DTXSID
DTXSID70327897- ChEMBL
CHEMBL1978392- EC Number
- 639-827-2
- Nikkaji
- J304.575G
Properties
Computed structural properties
- XLogP
- 7.1
- Topological polar surface area
- 141 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 5
- Rotatable bonds
- 4
- Heavy atoms
- 25
- Formal charge
- 0
- Complexity
- 417
Experimental & physicochemical properties
SpringerMaterials PropertiesChemical structure
Physicochemical properties
- Melting point
- 253 °C · 253 °C
- Boiling point
- 535.2 · 535.2±45.0 °C(Predicted)
- Density
- 1.384 · 1.384±0.06 g/cm3(Predicted)
- storage temp.
- 2 · 2-8°C
- form
- powder to crystal
- color
- Light yellow to Brown
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 319 · H319-H335
- Precautionary statements
- 264 · P264-P280-P305+P351+P338-P337+P313P
- HS Code
- 2934.99 · 2934.99.9001
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
Warning
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
P261, P264+P265, P271, P280, P304+P340, P305+P351+P338, P319, P337+P317, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 37 reports by companies from 1 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Hazard Classes and CategoriesEye Irrit. 2 (100%)
Safety data
- hs_code
- 2934.99.9001
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- Hazard statements
- H319-H335
- Precautionary statements
- P264-P280-P305+P351+P338-P337+P313P
Chemistry & industry
Suppliers44 total
梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]
深圳睿迅光电材料科技有限公司0755-26718755; 15889762949 · [email protected]
Dayang Chem (Hangzhou) Co.,Ltd.+86-0571-88938639 17705817739 · [email protected]
郑州德元凯化工有限公司17837139533 · [email protected]
上海迈瑞尔生化科技有限公司4006356688 18621169109 · [email protected]
安耐吉化学&3A（安徽泽升科技股份有限公司）400-0056266 · [email protected]
湖北魏氏化学试剂股份有限公司027-59102966 18717199209 · [email protected]
上海钰康生物科技有限公司+86-18930848214 +86-021-56762820 · [email protected]
上海隆盛化工有限公司58099637 13585536065 · [email protected]
玛雅试剂+86 (573) 82222445 (0)18006601000 452520369 · [email protected]
上海遐瑞医药科技有限公司+86 21 61551611
TOKYO CHEMICAL INDUSTRY CO., LTD.03-36680489 · [email protected]
深圳睿迅光电材料科技有限公司0755-26718755 13266723223 · [email protected]
PT CHEM GROUP LIMITED+86-85511178; +86-85511178 · [email protected]
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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