4H-环戊[1,2-b:5,4-b']双噻吩，CAS 登记号 389-58-2，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于有机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
有机化学品
每批随货提供 COA；可按需提供 MSDS 及技术文件。邮件注明产品名称与 CAS 号，一个工作日内回复报价。
本页已列出 4H-环戊[1,2-b:5,4-b']双噻吩 的 CAS 号：389-58-2，可与随货 COA 核对。
常见纯度为 按批次COA提供(不公开发布)，包装形式为 按订单/批次确认(不公开发布)，特殊规格可在询价时说明。
主要涉及有机化学品。
来信 info@591daili.com 或 WhatsApp 联系，提供产品名称、CAS 号与数量，确认价格与交期后即可安排发货，验收以批次 COA 为准。
4H-cyclopenta[1,2-b:5,4-b']bisthiophene · CAS 389-58-2 · C9H6S2.
| CAS Registry Number | 389-58-2 |
|---|---|
| PubChem CID | 136232 |
| Molecular formula | C9H6S2 |
| IUPAC name | 3,11-dithiatricyclo[6.3.0.02,6]undeca-1(8),2(6),4,9-tetraene |
| Molecular Weight | 178.3 |
|---|---|
| XLogP3 | 3 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 177.99109254 |
| Monoisotopic Mass | 177.99109254 |
| Topological Polar Surface Area | 56.5 |
| Heavy Atom Count | 11 |
| Formal Charge | 0 |
| Reported hazard statements | H315 (100%), H319 (100%), H335 (100%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
389-58-2; 4H-Cyclopenta[2,1-b:3,4-b']dithiophene; 4H-Cyclopenta(2,1-b:3,4-b')dithiophene; DTXSID90192145; RefChem:100687; DTXCID00114636; 875-138-5; 4H-Cyclopenta[1,2-b:5,4-b']dithiophene; 3,4-Dithia-7H-cyclopenta[a]pentalene; MFCD20133900; C9H6S2; 3,11-dithiatricyclo[6.3.0.02,6]undeca-1(8),2(6),4,9-tetraene; 4H-cyclopenta[1,2-b:5,4-b']bisthiophene; 4H-Cyclopenta[2,1-b:3,4-b inverted exclamation mark ]dithiophene; C3021; W10878
CAS 389-58-2; molecular formula C9H6S2; molecular weight — g/mol.
389-58-2, 4H-Cyclopenta[2,1-b:3,4-b']dithiophene, 4H-Cyclopenta(2,1-b:3,4-b')dithiophene, DTXSID90192145, RefChem:100687, DTXCID00114636.
Hazard statements reported: H315, H319, H335.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.