O-(N-Succinimidyl)-N,N,N',N'-tetramethyluronium tetrafluoroborate
Also known as: TSTU, 2-Succinimido-1,1,3,3-tetramethyluronium tetrafluoroborate, Bis(dimethylamino)[(2,5-dioxopyrrolidin-1-yl)oxy]methylium tetrafluoroborate, HONSTU, N,N,N',N'-Tetramethyl-O-(N-succinimidyl)uronium tetrafluoroborate
O-(N-Succinimidyl)-N,N,N',N'-tetramethyluronium tetrafluoroborate (CAS 105832-38-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H16BF4N3O3 and a molecular weight of 301.046 g/mol. Key properties include a melting point of 198-201 °C(lit.) and a density of 1.41 g/cm. 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.
- 105832-38-0
- Jingsj CID
- J-1106051-8
- Molecular Formula
- C9H16BF4N3O3
- Molecular Weight
- 301.046 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 198-201 °C(lit.) |
|---|---|
| Density | 1.41 g/cm |
| Exact Mass | 301.122070 |
| PSA | 52.86000 |
| LogP | 0.49460 |
| Additional Property | acetonitrile: 0.1 g/mL, clear |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2925190090 |
|---|---|
| Summary | 2925190090 other imides and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of O-(N-Succinimidyl)-N,N,N',N'-tetramethyluronium tetrafluoroborate?
The CAS number of O-(N-Succinimidyl)-N,N,N',N'-tetramethyluronium tetrafluoroborate is 105832-38-0.
What are the molecular formula and molecular weight of O-(N-Succinimidyl)-N,N,N',N'-tetramethyluronium tetrafluoroborate?
O-(N-Succinimidyl)-N,N,N',N'-tetramethyluronium tetrafluoroborate has molecular formula C9H16BF4N3O3 and molecular weight 301.046 g/mol.
Is O-(N-Succinimidyl)-N,N,N',N'-tetramethyluronium tetrafluoroborate hazardous?
O-(N-Succinimidyl)-N,N,N',N'-tetramethyluronium tetrafluoroborate 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 O-(N-Succinimidyl)-N,N,N',N'-tetramethyluronium tetrafluoroborate?
For O-(N-Succinimidyl)-N,N,N',N'-tetramethyluronium tetrafluoroborate, Upstream Products: Tetramethylurea; Downstream Products: N-Succinimidyl 3-maleimidopropionate, N-Succinimidyl 4-formylbenzoate, N-Succinimidyl 4,4,5,5,6,6,7,7,8,8,9,9,9-tridecafluorononanoate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "O-(N-Succinimidyl)-N,N,N',N'-tetramethyluronium tetrafluoroborate (CAS 105832-38-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1106051-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.