![Molecular structure of (4S)-4-Ethyl-4-hydroxy-7,8-dihydro-1H-pyrano[3,4-f]indolizine-3,6,10(4H)-trione (CAS 110351-94-5)](/images/chem_structures_svg/225/110351-94-5.svg)
(4S)-4-Ethyl-4-hydroxy-7,8-dihydro-1H-pyrano[3,4-f]indolizine-3,6,10(4H)-trione
Also known as: (S)-4-Ethyl-4-hydroxy-7,8-dihydro-1H-pyrano[3,4-f]indolizine-3,6,10(4H)-trione, (4S)-4-Ethyl-4-hydroxy-7,8-dihydro-1H-pyrano[3,4-f]indolizine-3,6,10-trione, 1H-Pyrano[3,4-f]indolizine-3,6,10(4H)-trione, 4-ethyl-7,8-dihydro-4-hydroxy-, (4S)-, 1H-Pyrano[3,4-f]indolizine-3,6,10(4H)-trione, 4-ethyl-7,8-dihydro-4-hydroxy-, (S)-
(4S)-4-Ethyl-4-hydroxy-7,8-dihydro-1H-pyrano[3,4-f]indolizine-3,6,10(4H)-trione (CAS 110351-94-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H13NO5 and a molecular weight of 263.25 g/mol. Key properties include a boiling point of 666.6±55.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 357.0±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 110351-94-5
- Jingsj CID
- J-1962135-3
- Molecular Formula
- C13H13NO5
- Molecular Weight
- 263.25 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 666.6±55.0 °C at 760 mmHg |
|---|---|
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 357.0±31.5 °C |
| Exact Mass | 263.079376 |
| PSA | 85.60000 |
| LogP | -0.94 |
| Vapor Pressure | 0.0±4.6 mmHg at 25°C |
| Refractive Index | 1.637 |
Activity & Biological Data
| Additional Information | [1]. Weng W, et al. Antibody-Exatecan Conjugates with a Novel Self-immolative Moiety Overcome Resistance in Colon and Lung Cancer. Cancer Discov. 2023 Apr 3;13(4):950-973. [2]. Zhang Hongwei, et al. Intermediate for synthesizing camptothecin derivatives using exatecan mesylate and its preparation method and application. China, CN111470998. 2020-07-31. |
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Customs & Trade Information
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. 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 (4S)-4-Ethyl-4-hydroxy-7,8-dihydro-1H-pyrano[3,4-f]indolizine-3,6,10(4H)-trione?
The CAS number of (4S)-4-Ethyl-4-hydroxy-7,8-dihydro-1H-pyrano[3,4-f]indolizine-3,6,10(4H)-trione is 110351-94-5.
What are the molecular formula and molecular weight of (4S)-4-Ethyl-4-hydroxy-7,8-dihydro-1H-pyrano[3,4-f]indolizine-3,6,10(4H)-trione?
(4S)-4-Ethyl-4-hydroxy-7,8-dihydro-1H-pyrano[3,4-f]indolizine-3,6,10(4H)-trione has molecular formula C13H13NO5 and molecular weight 263.25 g/mol.
What are the upstream and downstream products of (4S)-4-Ethyl-4-hydroxy-7,8-dihydro-1H-pyrano[3,4-f]indolizine-3,6,10(4H)-trione?
For (4S)-4-Ethyl-4-hydroxy-7,8-dihydro-1H-pyrano[3,4-f]indolizine-3,6,10(4H)-trione, Upstream Products: Citrazinic acid, 2,6-Dichloropyridine-4-carboxylic acid; Downstream Products: Rubitecan, 9-Aminocamptothecin, 7-Ethyl-10-hydroxycamptothecin.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "(4S)-4-Ethyl-4-hydroxy-7,8-dihydro-1H-pyrano[3,4-f]indolizine-3,6,10(4H)-trione (CAS 110351-94-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1962135-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.