N-Acetyl-D-cysteine
N-乙酰基-D-半胱氨酸
Also known as: Ac-D-Cys-OH, D-N-Acetylcysteine, N-Acetyl-(S)-cysteine, D-Cysteine, N-acetyl-, Acetylcysteine Impurity 5, Acetylcysteine Impurity F, Cysteine, N-acetyl-, D- (8CI), (2R)-2-acetamido-3-sulfanylpropanoic acid, Einecs 247-470-5
N-Acetyl-D-cysteine (CAS 26117-28-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H9NO3S and a molecular weight of 163.195 g/mol. It is also known as Ac-D-Cys-OH, D-N-Acetylcysteine and N-Acetyl-(S)-cysteine. Key properties include a boiling point of 407.7±40.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 200.4±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 26117-28-2
- Jingsj CID
- J-1958512-1
- Molecular Formula
- C5H9NO3S
- Chinese Name
- N-乙酰基-D-半胱氨酸
- Molecular Weight
- 163.195 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 407.7±40.0 °C at 760 mmHg |
|---|---|
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 200.4±27.3 °C |
Frequently Asked Questions
What is the CAS number of N-Acetyl-D-cysteine?
The CAS number of N-Acetyl-D-cysteine is 26117-28-2.
What are the molecular formula and molecular weight of N-Acetyl-D-cysteine?
N-Acetyl-D-cysteine has molecular formula C5H9NO3S and molecular weight 163.195 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "N-Acetyl-D-cysteine (CAS 26117-28-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1958512-1 (accessed 2026-10-26).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.