N-Boc-O-tosyl hydroxylamine

Also known as: tert-Butyl N-tosyloxycarbamate, tert-Butyl tosyloxycarbamate, [[(4-Methylphenyl)sulfonyl]oxy]carbamic acid 1,1-dimethylethyl ester, N-Boc-O-tosylhydroxylamine, [(2-methylpropan-2-yl)oxycarbonylamino] 4-methylbenzenesulfonate

N-Boc-O-tosyl hydroxylamine (CAS 105838-14-0) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C12H17NO5S and a molecular weight of 287.33200 g/mol. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 105838-14-0
Jingsj CID: J-1956133-2
Molecular Formula: C₁₂H₁₇NO₅S
Molecular Weight: 287.33200 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	287.08300
PSA	93.57000
LogP	3.42520
Storage Conditions	2-8°C

GHS Safety & Compliance

IrritantSignal word: Warning

H302 — Harmful if swallowed
H315 — Causes skin irritation
H317 — May cause an allergic skin reaction
H319 — Causes serious eye irritation
H335 — May cause respiratory irritation

Activity & Biological Data

Target	Alkyl/ether
Additional Information	[1]. BOGER, Dale. CHIMER CONTAINING A TARGETING PORTION LINKED TO A SCISSION-ACTIVATED DUOCARMYCIN-TYPE PRODRUG. WO2009064913A1.

Customs & Trade Information

HS Code	2924299090
Summary	2924299090. 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 N-Boc-O-tosyl hydroxylamine?

The CAS number of N-Boc-O-tosyl hydroxylamine is 105838-14-0.

What are the molecular formula and molecular weight of N-Boc-O-tosyl hydroxylamine?

N-Boc-O-tosyl hydroxylamine has molecular formula C12H17NO5S and molecular weight 287.33200 g/mol.

Is N-Boc-O-tosyl hydroxylamine hazardous?

N-Boc-O-tosyl hydroxylamine has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H317 — May cause an allergic skin reaction.

What are the upstream and downstream products of N-Boc-O-tosyl hydroxylamine?

For N-Boc-O-tosyl hydroxylamine, Upstream Products: tert-Butyl N-hydroxycarbamate, p-Toluenesulfonyl chloride, tert-Butyl carbazate; Downstream Products: tert-butyl 2-(pyridin-3-ylmethyl)hydrazinecarboxylate, tert-Butyl N-phenylcarbamate, tert-Butyl methylcarbamate.

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

Last updated: 8/21/2026

How to cite: Jingsj. "N-Boc-O-tosyl hydroxylamine (CAS 105838-14-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1956133-2 (accessed 2026-11-09).

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