- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 5,5-Dimethyl-2-pyrrolidinone
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 5,5-Dimethyl-2-pyrrolidinone
- Price: ￥448.0/250mg ￥1078.0/1g
- Purity: 98.0%
- Stocking Period: 2 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 5,5-Dimethyl-2-pyrrolidinone
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
5165-28-6
5165-28-6 structure
- Name: 5,5-Dimethyl-2-pyrrolidinone
- Chemical Name: 5,5-Dimethylpyrrolidin-2-one
- CAS Number: 5165-28-6
- Molecular Formula: C6H11NO
- Molecular Weight: 113.158
- Create Date: 2018-07-11 10:49:40
- Modify Date: 2025-08-26 11:10:03
| Name | 5,5-Dimethylpyrrolidin-2-one |
|---|---|
| Synonyms |
5,5-Dimethyl-2-pyrrolidone
5,5-Dimethyl-pyrrolidin-2-on 5,5-di-methylpyrrolidin-2-one 5,5-Dimethylpyrrolidin-2-one 5,5-dimethylpyrrolid-2-one 2-Pyrrolidinone, 5,5-dimethyl- 5,5-Dimethyl-2-pyrrolidinone 2-Pyrrolidinone,5,5-dimethyl |
| Density | 0.9±0.1 g/cm3 |
|---|---|
| Boiling Point | 229.2±9.0 °C at 760 mmHg |
| Melting Point | 39-40°C |
| Molecular Formula | C6H11NO |
| Molecular Weight | 113.158 |
| Flash Point | 121.7±3.7 °C |
| Exact Mass | 113.084061 |
| PSA | 29.10000 |
| LogP | -0.42 |
| Vapour Pressure | 0.1±0.5 mmHg at 25°C |
| Index of Refraction | 1.435 |
| Storage condition | 2-8°C |
| Hazard Codes | Xi |
|---|---|
| HS Code | 2933790090 |
|
~80%
5165-28-6 |
| Literature: BASF Aktiengesellschaft Patent: US4855444 A1, 1989 ; |
|
~49%
5165-28-6 |
| Literature: BASF Aktiengesellschaft Patent: US4855444 A1, 1989 ; |
|
~97%
5165-28-6 |
| Literature: Marson, Charles M.; Fallah, Asad Tetrahedron Letters, 1994 , vol. 35, # 2 p. 293 - 296 |
|
~%
5165-28-6 |
| Literature: Buckley et al. Journal of the Chemical Society, 1947 , p. 1507 |
|
~82%
5165-28-6 |
| Literature: Coyle, Jason P.; Kurek, Agnieszka; Pallister, Peter J.; Sirianni, Eric R.; Yap, Glenn P. A.; Barry, Sean T. Chemical Communications, 2012 , vol. 48, # 84 p. 10440 - 10442 |
| Precursor 5 | |
|---|---|
| DownStream 5 | |
| HS Code | 2933790090 |
|---|---|
| Summary | 2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0% |