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H-D-Phe-OtBu·HCl

Also known as: H-D-Phe-OtBu.HCl, D-Phenylalanine tert-butyl ester hydrochloride, (R)-Phenylalanine tert-butyl ester hydrochloride, tert-Butyl D-phenylalaninate hydrochloride, tert-Butyl (2R)-2-amino-3-phenylpropanoate hydrochloride, D-Phenylalanine t-butyl ester hydrochloride, H-D-PHE-OTBU HCL, D-Phenylalanine, 1,1-dimethylethyl ester, hydrochloride (1:1), tert-Butyl D-phenylalaninate hydrochloride (1:1), D-Phenylalanine tert-butyl ester hydrochloride salt

H-D-Phe-OtBu·HCl (CAS 3403-25-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H20ClNO2 and a molecular weight of 257.756 g/mol. Key properties include a melting point of 208-211ºC, a boiling point of 336.9ºC at 760 mmHg and a flash point of 157.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3403-25-6
Jingsj CID
J-1517534-5
Molecular Formula
C13H20ClNO2
Molecular Weight
257.756 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point208-211ºC
Boiling Point336.9ºC at 760 mmHg
Flash Point157.6ºC
Exact Mass257.118256
PSA52.32000
LogP3.40040
AppearanceSolid
Storage Conditions0-6°C
Additional PropertySoluble in water.

Activity & Biological Data

Additional Information[1]. Luckose F, et al. Effects of amino acid derivatives on physical, mental, and physiological activities. Crit Rev Food Sci Nutr. 2015;55(13):1793-920.

Customs & Trade Information

HS Code2922499990
SummaryHS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of H-D-Phe-OtBu·HCl?

The CAS number of H-D-Phe-OtBu·HCl is 3403-25-6.

What are the molecular formula and molecular weight of H-D-Phe-OtBu·HCl?

H-D-Phe-OtBu·HCl has molecular formula C13H20ClNO2 and molecular weight 257.756 g/mol.

What are the upstream and downstream products of H-D-Phe-OtBu·HCl?

For H-D-Phe-OtBu·HCl, Upstream Products: D-Phenylalanine, Isobutylene.

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

Last updated:

How to cite: Jingsj. "H-D-Phe-OtBu·HCl (CAS 3403-25-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1517534-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.