(2S,5S)-1-(tert-butoxycarbonyl)-5-methylpyrrolidine-2-carboxylic acid
Also known as: (2S,5S)-1-(tert-butoxycarbonyl)-5-methylpyrrolidine-2-carboxylic acid, (2S,5S)-5-methyl-1-[(2-methylpropan-2-yl)oxycarbonyl]pyrrolidine-2-carboxylic acid, (2S,5S)-Boc-5-methylpyrrolidine-2-carboxylic acid, (2S,5S)-N-Boc-5-methylpyrrolidine-2-carboxylic acid, (5S)-1-(tert-Butoxycarbonyl)-5-methyl-L-proline, Boc-cis-5-methyl-Pro-OH, cis-5-Methyl-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester
(2S,5S)-1-(tert-butoxycarbonyl)-5-methylpyrrolidine-2-carboxylic acid (CAS 334769-80-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H19NO4 and a molecular weight of 229.273 g/mol. Key properties include a boiling point of 343.2±35.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 161.4±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 334769-80-1
- Jingsj CID
- J-1510994-1
- Molecular Formula
- C11H19NO4
- Molecular Weight
- 229.273 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 343.2±35.0 °C at 760 mmHg |
|---|---|
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 161.4±25.9 °C |
| Exact Mass | 229.131409 |
| PSA | 66.84000 |
| LogP | 1.05 |
| Vapor Pressure | 0.0±1.6 mmHg at 25°C |
| Refractive Index | 1.491 |
Customs & Trade Information
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of (2S,5S)-1-(tert-butoxycarbonyl)-5-methylpyrrolidine-2-carboxylic acid?
The CAS number of (2S,5S)-1-(tert-butoxycarbonyl)-5-methylpyrrolidine-2-carboxylic acid is 334769-80-1.
What are the molecular formula and molecular weight of (2S,5S)-1-(tert-butoxycarbonyl)-5-methylpyrrolidine-2-carboxylic acid?
(2S,5S)-1-(tert-butoxycarbonyl)-5-methylpyrrolidine-2-carboxylic acid has molecular formula C11H19NO4 and molecular weight 229.273 g/mol.
What are the upstream and downstream products of (2S,5S)-1-(tert-butoxycarbonyl)-5-methylpyrrolidine-2-carboxylic acid?
For (2S,5S)-1-(tert-butoxycarbonyl)-5-methylpyrrolidine-2-carboxylic acid, Upstream Products: Di-tert-butyl dicarbonate, 1-Boc-D-pyroglutamic acid ethyl ester, Ethyl L-pyroglutamate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "(2S,5S)-1-(tert-butoxycarbonyl)-5-methylpyrrolidine-2-carboxylic acid (CAS 334769-80-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1510994-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.