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Acetic anhydride-1,1'-13C2

Also known as: Acetic-1-13C acid, 1,1'-anhydride, Acetic-1-13C acid, anhydride, acetic anhydride (1,1'-13c2), [1,1'-13C2]acetic anhydride, 13C Labeled acetic anhydride, acetic anhydride-1,1'-(13C)2

Acetic anhydride-1,1'-13C2 (CAS 90980-78-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H6O3 and a molecular weight of 104.07400 g/mol. Key properties include a melting point of -73ºC(lit.), a boiling point of 138-140ºC(lit.), a density of 1.101 g/mL at 25ºC and a flash point of 54.4 °C. It is classified under GHS with signal word Danger and hazard statements H226 — Flammable liquid and vapour, H302 — Harmful if swallowed and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
90980-78-2
Jingsj CID
J-34881-2
Molecular Formula
C4H6O3
Molecular Weight
104.07400 g/mol
Category
Organic Acids
Last updated
11/2/2026
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Physicochemical Properties

Melting Point-73ºC(lit.)
Boiling Point138-140ºC(lit.)
Density1.101 g/mL at 25ºC
Flash Point54.4 °C
Exact Mass104.03800
PSA43.37000
LogP0.09600
Refractive Indexn20/D 1.39(lit.)

GHS Safety & Compliance

Flammable / Corrosion / IrritantSignal word: Danger
  • H226 — Flammable liquid and vapour
  • H302 — Harmful if swallowed
  • H332 — Harmful if inhaled
  • H314 — Causes severe skin burns and eye damage

Frequently Asked Questions

What is the CAS number of Acetic anhydride-1,1'-13C2?

The CAS number of Acetic anhydride-1,1'-13C2 is 90980-78-2.

What are the molecular formula and molecular weight of Acetic anhydride-1,1'-13C2?

Acetic anhydride-1,1'-13C2 has molecular formula C4H6O3 and molecular weight 104.07400 g/mol.

Is Acetic anhydride-1,1'-13C2 hazardous?

Acetic anhydride-1,1'-13C2 has GHS signal word Danger and hazard statements H226 — Flammable liquid and vapour; H302 — Harmful if swallowed; H332 — Harmful if inhaled.

What are the upstream and downstream products of Acetic anhydride-1,1'-13C2?

For Acetic anhydride-1,1'-13C2, Upstream Products: Acetic acid-1-13C.

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

Last updated:

How to cite: Jingsj. "Acetic anhydride-1,1'-13C2 (CAS 90980-78-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-34881-2 (accessed 2026-11-09).

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