2,5-Dioxopyrrolidin-1-yl (2-(trimethylsilyl)ethyl) carbonate

Also known as: Teoc-OSu, N-[2-(Trimethylsilyl)ethoxycarbonyloxy]succinimide, 1-({[2-(Trimethylsilyl)ethoxy]carbonyl}oxy)pyrrolidine-2,5-dione, 2,5-Pyrrolidinedione, 1-[[[2-(trimethylsilyl)ethoxy]carbonyl]oxy]-, (2,5-dioxopyrrolidin-1-yl) 2-trimethylsilylethyl carbonate, MFCD02683467

2,5-Dioxopyrrolidin-1-yl (2-(trimethylsilyl)ethyl) carbonate (CAS 78269-85-9) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C10H17NO5Si and a molecular weight of 259.331 g/mol. Key properties include a melting point of 83-88ºC(lit.), a boiling point of 308.6±44.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 140.4±28.4 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 78269-85-9
Jingsj CID: J-34422-9
Molecular Formula: C₁₀H₁₇NO₅Si
Molecular Weight: 259.331 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	83-88ºC(lit.)
Boiling Point	308.6±44.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	140.4±28.4 °C
Exact Mass	259.087585
PSA	72.91000
LogP	0.73
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.479
Storage Conditions	2-8°C

GHS Safety & Compliance

IrritantSignal word: Warning

H315 — Causes skin irritation
H319 — Causes serious eye irritation
H335 — May cause respiratory irritation

Customs & Trade Information

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. 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 2,5-Dioxopyrrolidin-1-yl (2-(trimethylsilyl)ethyl) carbonate?

The CAS number of 2,5-Dioxopyrrolidin-1-yl (2-(trimethylsilyl)ethyl) carbonate is 78269-85-9.

What are the molecular formula and molecular weight of 2,5-Dioxopyrrolidin-1-yl (2-(trimethylsilyl)ethyl) carbonate?

2,5-Dioxopyrrolidin-1-yl (2-(trimethylsilyl)ethyl) carbonate has molecular formula C10H17NO5Si and molecular weight 259.331 g/mol.

Is 2,5-Dioxopyrrolidin-1-yl (2-(trimethylsilyl)ethyl) carbonate hazardous?

2,5-Dioxopyrrolidin-1-yl (2-(trimethylsilyl)ethyl) carbonate has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 2,5-Dioxopyrrolidin-1-yl (2-(trimethylsilyl)ethyl) carbonate?

For 2,5-Dioxopyrrolidin-1-yl (2-(trimethylsilyl)ethyl) carbonate, Upstream Products: N,N'-Disuccinimidyl carbonate, 2-(Trimethylsilyl)ethanol, Bis(trichloromethyl) carbonate.

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. "2,5-Dioxopyrrolidin-1-yl (2-(trimethylsilyl)ethyl) carbonate (CAS 78269-85-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-34422-9 (accessed 2026-11-09).

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