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(S)-2-((tert-Butoxycarbonyl)amino)-3-phenylpropyl 4-methylbenzenesulfonate

Also known as: Boc-L-phenylalaninol p-toluenesulfonic ester, Carbamic acid, [(1S)-1-[[[(4-methylphenyl)sulfonyl]oxy]methyl]-2-phenylethyl]-, 1,1-dimethylethyl ester, (S)-2-(Boc-amino)-3-phenylpropyl 4-methylbenzenesulfonate, Toluene-4-sulfonic acid (S)-2-tert-butoxycarbonylamino-3-phenylpropyl ester, [(2S)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-3-phenylpropyl] 4-methylbenzenesulfonate

(S)-2-((tert-Butoxycarbonyl)amino)-3-phenylpropyl 4-methylbenzenesulfonate (CAS 141403-49-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C21H27NO5S and a molecular weight of 405.50800 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
141403-49-8
Jingsj CID
J-987981-6
Molecular Formula
C21H27NO5S
Molecular Weight
405.50800 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass405.16100
PSA90.08000
LogP5.30800

Customs & Trade Information

HS Code2924299090
Summary2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of (S)-2-((tert-Butoxycarbonyl)amino)-3-phenylpropyl 4-methylbenzenesulfonate?

The CAS number of (S)-2-((tert-Butoxycarbonyl)amino)-3-phenylpropyl 4-methylbenzenesulfonate is 141403-49-8.

What are the molecular formula and molecular weight of (S)-2-((tert-Butoxycarbonyl)amino)-3-phenylpropyl 4-methylbenzenesulfonate?

(S)-2-((tert-Butoxycarbonyl)amino)-3-phenylpropyl 4-methylbenzenesulfonate has molecular formula C21H27NO5S and molecular weight 405.50800 g/mol.

What are the upstream and downstream products of (S)-2-((tert-Butoxycarbonyl)amino)-3-phenylpropyl 4-methylbenzenesulfonate?

For (S)-2-((tert-Butoxycarbonyl)amino)-3-phenylpropyl 4-methylbenzenesulfonate, Upstream Products: N-Boc-L-phenylalaninol, p-Toluenesulfonyl chloride, Di-tert-butyl dicarbonate; Downstream Products: (S)-3-(Boc-amino)-4-phenylbutyric acid, DL-beta-Homophenylalanine, (S)-tert-Butyl (1-cyano-3-phenylpropan-2-yl)carbamate.

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

Last updated:

How to cite: Jingsj. "(S)-2-((tert-Butoxycarbonyl)amino)-3-phenylpropyl 4-methylbenzenesulfonate (CAS 141403-49-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-987981-6 (accessed 2026-11-09).

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