噻吩，二氢-,1,1-二氧化物（CAS 28452-93-9）：分子式 C4H6O2S、分子量 118.16。
| CAS号 | 28452-93-9 |
|---|---|
| 分子式 | C4H6O2S |
| 分子量 | 118.16 |
| 熔点 | 147 to 149 °F (NTP, 1992) |
| LogP | log Kow= -1.448 |
| 应用领域 | Uses: Used as a specialty solvent in petroleum refining and in the manufacture of sulfolane (another solvent in petroleum refining)、[HSDB]、Petroleum Production and Refining [Category: Industry]、2、5-Dihydrothiophene 1、1-dioxide is used as a specialty solvent in petroleum refining and it is used during the manufacture of sulfolane which is also a solvent in petroleum refining. 1、Industry Uses: Lubricating agent、Methods of Manufacturing: REACTION OF SULFUR DIOXIDE AND 1、3-BUTADIENE、U.S. Production: 2023: 1、000、000 - <5、000 lb、2022: 5、000 - <10、2021: 5、2020: 1、(1972) PROBABLY GREATER THAN 4.54X10+5 GRAMS、(1975) PROBABLY GREATER THAN 4.54X10+5 GRAMS、General Manufacturing Information: Petroleum Lubricating Oil and Grease Manufacturing、Thiophene、5-dihydro-、1、1-dioxide: ACTIVE |
登记用途：Uses: Used as a specialty solvent in petroleum refining and in the manufacture of sulfolane (another solvent in petroleum refining)、[HSDB]、Petroleum Production and Refining [Category: Industry]、2、5-Dihydrothiophene 1、1-dioxide is used as a specialty solvent in petroleum refining and it is used during the manufacture of sulfolane which is also a solvent in petroleum refining. 1、Industry Uses: Lubricating agent、Methods of Manufacturing: REACTION OF SULFUR DIOXIDE AND 1、3-BUTADIENE、U.S. Production: 2023: 1、000、000 - <5、000 lb、2022: 5、000 - <10、2021: 5、2020: 1、(1972) PROBABLY GREATER THAN 4.54X10+5 GRAMS、(1975) PROBABLY GREATER THAN 4.54X10+5 GRAMS、General Manufacturing Information: Petroleum Lubricating Oil and Grease Manufacturing、Thiophene、5-dihydro-、1、1-dioxide: ACTIVE。
噻吩，二氢-,1,1-二氧化物 是一种化工化合物，登记 CAS 号为 28452-93-9，分子式 C4H6O2S（分子量 118.16）。
登记 CAS 号：28452-93-9
其分子式 C4H6O2S 由 4 个碳、6 个氢、2 个氧、1 个硫 组成。
别名/同义词：噻吩，二氢-,1,1-二氧化物 · Thiophene, dihydro-,1,1-dioxide
噻吩，二氢-,1,1-二氧化物 的 CAS 登记号为 28452-93-9。
分子式 C4H6O2S，分子量 118.16。
别名/同义词：噻吩，二氢-,1,1-二氧化物、Thiophene, dihydro-,1,1-dioxide。
登记用途：Uses: Used as a specialty solvent in petroleum refining and in the manufacture of sulfolane (another solvent in petroleum refining)、[HSDB]、Petroleum Production and Refining [Category: Industry]、2、5-Dihydrothiophene 1、1-dioxide is used as a specialty solvent in petroleum refining and it is used during the manufacture of sulfolane which is also a solvent in petroleum refining. 1、Industry Uses: Lubricating agent、Methods of Manufacturing: REACTION OF SULFUR DIOXIDE AND 1、3-BUTADIENE、U.S. Production: 2023: 1、000、000 - <5、000 lb、2022: 5、000 - <10、2021: 5、2020: 1、(1972) PROBABLY GREATER THAN 4.54X10+5 GRAMS、(1975) PROBABLY GREATER THAN 4.54X10+5 GRAMS、General Manufacturing Information: Petroleum Lubricating Oil and Grease Manufacturing、Thiophene、5-dihydro-、1、1-dioxide: ACTIVE。
噻吩，二氢-,1,1-二氧化物（CAS 28452-93-9）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 28452-93-9 |
|---|---|
| PubChem CID | 6498 |
| Molecular formula | C4H6O2S |
| IUPAC name | 2,5-dihydrothiophene 1,1-dioxide |
| UNII (FDA) | Z6003L44MN |
| Molecular Weight | 118.16 |
|---|---|
| XLogP3 | -0.2 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 118.00885060 |
| Monoisotopic Mass | 118.00885060 |
| Topological Polar Surface Area | 42.5 |
| Heavy Atom Count | 7 |
| Melting Point | 147 to 149 °F (NTP, 1992) |
|---|---|
| Melting Point | 64-65.5 °C |
| Flash Point | 235 °F (NTP, 1992) |
| Flash Point | 113 °C |
| Solubility | 50 to 100 mg/mL at 61 °F (NTP, 1992) |
| Vapor Pressure | 0.34 [mmHg] |
| LogP | log Kow= -1.448 |
3-Sulfolene; 2,5-DIHYDROTHIOPHENE 1,1-DIOXIDE; Sulfolene; beta-Sulfolene; Thiophene, 2,5-dihydro-, 1,1-dioxide; sulpholene; 2,5-dihydrothiophene-1,1-dioxide; CCRIS 569; .beta.-Sulfolene; HSDB 2903; EINECS 201-059-7; UNII-Z6003L44MN; DTXSID6021294; BRN 0107004; AI3-23457; 2,5-dihydrothiophene s,s-dioxide
| Reported hazard statements | H318 (55.3%), H319 (44.7%) |
|---|
H318 (55.3%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
H319 (44.7%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Thiophene, dihydro-,1,1-dioxide · CAS 28452-93-9 · C4H6O2S. UNII Z6003L44MN. Melting Point: 147 to 149 °F (NTP, 1992); Melting Point: 64-65.5 °C; Flash Point: 235 °F (NTP, 1992).
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Thiophene, dihydro-,1,1-dioxide