O,O′-Bis(2-aminoethyl)polyethylene glycol
聚氧乙烯二胺
Also known as: Polyoxyethylene bis(amine), Polyethylene glycol diamine, α,ω-Diamino poly(ethylene glycol), PEG-diamine, Diaminopolyethylene glycol, Poly(ethylene glycol) bis(amine), α-(2-Aminoethyl)-ω-(2-aminoethoxy)poly(oxy-1,2-ethanediyl), H2N-PEG-NH2
O,O′-Bis(2-aminoethyl)polyethylene glycol (CAS 24991-53-5) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula (C2H4O)nC4H12N2O and a molecular weight of 1000(Average) g/mol. It is also known as Polyoxyethylene bis(amine), Polyethylene glycol diamine and α,ω-Diamino poly(ethylene glycol). Key properties include a boiling point of 241ºC at 760mmHg, a density of 1.003g/cm3 and a flash point of >110℃. It is classified under GHS with signal word Danger and hazard statements H315 — Causes skin irritation, H317 — May cause an allergic skin reaction and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 24991-53-5
- Jingsj CID
- J-21934-9
- Molecular Formula
- (C2H4O)nC4H12N2O
- Chinese Name
- 聚氧乙烯二胺
- Molecular Weight
- 1000(Average) g/mol
- Category
- Organic Bases
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 241ºC at 760mmHg |
|---|---|
| Density | 1.003g/cm3 |
| Flash Point | >110℃ |
| Exact Mass | 148.12100 |
| PSA | 70.50000 |
| LogP | 0.33760 |
| Appearance | Granular Solid | White to off-white |
| Additional Property | Soluble in organic solvents. | It is soluble in organic solvents. It is insoluble in water. |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H317 — May cause an allergic skin reaction
- H318 — Causes serious eye damage
- H334 — May cause allergy or asthma symptoms if inhaled
Activity & Biological Data
| Additional Information | [1]. Han X, et al. 9-NC-loaded folate-conjugated polymer micelles as tumor targeted drug delivery system: preparation and evaluation in vitro. Int J Pharm. 2009 May 8;372(1-2):125-31. |
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Frequently Asked Questions
What is the CAS number of O,O′-Bis(2-aminoethyl)polyethylene glycol?
The CAS number of O,O′-Bis(2-aminoethyl)polyethylene glycol is 24991-53-5.
What are the molecular formula and molecular weight of O,O′-Bis(2-aminoethyl)polyethylene glycol?
O,O′-Bis(2-aminoethyl)polyethylene glycol has molecular formula (C2H4O)nC4H12N2O and molecular weight 1000(Average) g/mol.
Is O,O′-Bis(2-aminoethyl)polyethylene glycol hazardous?
O,O′-Bis(2-aminoethyl)polyethylene glycol has GHS signal word Danger and hazard statements H315 — Causes skin irritation; H317 — May cause an allergic skin reaction; H318 — Causes serious eye damage.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "O,O′-Bis(2-aminoethyl)polyethylene glycol (CAS 24991-53-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21934-9 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.