Fmoc-O-tert-butyl-D-threonine

芴甲氧羰基-O-叔丁基-D-苏氨酸

Also known as: Fmoc-D-Thr(tBu)-OH, FMOC-D-THR(TBU)-OH, FMOC-D-THR(BUT)-OH, FMOC-O-t-butyl-D-threonine, FMOC-D-threonine(O-t-butyl), N-[(9H-fluoren-9-ylmethoxy)carbonyl]-O-(2-methyl-2-propanyl)-D-threonine, O-tert-butyl-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-D-threonine, (2R,3S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(tert-butoxy)butanoic acid

Fmoc-O-tert-butyl-D-threonine (CAS 138797-71-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C23H27NO5 and a molecular weight of 397.464 g/mol. It is also known as Fmoc-D-Thr(tBu)-OH, FMOC-D-THR(TBU)-OH and FMOC-D-THR(BUT)-OH. Key properties include a melting point of -130ºC, a boiling point of 581.7±50.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 305.6±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
138797-71-4
Jingsj CID
J-1975203-7
Molecular Formula
C23H27NO5
Chinese Name
芴甲氧羰基-O-叔丁基-D-苏氨酸
Molecular Weight
397.464 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-130ºC
Boiling Point581.7±50.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point305.6±30.1 °C

Frequently Asked Questions

What is the CAS number of Fmoc-O-tert-butyl-D-threonine?

The CAS number of Fmoc-O-tert-butyl-D-threonine is 138797-71-4.

What are the molecular formula and molecular weight of Fmoc-O-tert-butyl-D-threonine?

Fmoc-O-tert-butyl-D-threonine has molecular formula C23H27NO5 and molecular weight 397.464 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Fmoc-O-tert-butyl-D-threonine (CAS 138797-71-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1975203-7 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.