DL-O-Phosphoserine

DL-O-磷酸丝氨酸

Also known as: O-Phospho-DL-serine, 2-Amino-3-(phosphonooxy)propanoic acid, DL-2-Amino-3-hydroxypropanoic acid 3-phosphate, DL-Serine monophosphoric acid, DL-SOP, DL-O-Phosphorylserine, DL-O-Serine phosphate, DL-Serine dihydrogen phosphate, O-Phosphoserine, O-Phosphono-DL-serine, Serine, dihydrogen phosphate (ester) (9CI), NSC 90791, EINECS 206-986-0, MFCD00065935

DL-O-Phosphoserine (CAS 17885-08-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3H8NO6P and a molecular weight of 185.07200 g/mol. It is also known as O-Phospho-DL-serine, 2-Amino-3-(phosphonooxy)propanoic acid and DL-2-Amino-3-hydroxypropanoic acid 3-phosphate. Key properties include a melting point of 190ºC(lit.), a boiling point of 475.4ºC at 760mmHg, a density of 1.809g/cm3 and a flash point of 241.3ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17885-08-4
Jingsj CID
J-7681-2
Molecular Formula
C3H8NO6P
Chinese Name
DL-O-磷酸丝氨酸
Molecular Weight
185.07200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point190ºC(lit.)
Boiling Point475.4ºC at 760mmHg
Density1.809g/cm3
Flash Point241.3ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of DL-O-Phosphoserine?

The CAS number of DL-O-Phosphoserine is 17885-08-4.

What are the molecular formula and molecular weight of DL-O-Phosphoserine?

DL-O-Phosphoserine has molecular formula C3H8NO6P and molecular weight 185.07200 g/mol.

Is DL-O-Phosphoserine hazardous?

DL-O-Phosphoserine has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "DL-O-Phosphoserine (CAS 17885-08-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7681-2 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.