O-Phospho-L-serine

Also known as: L-SOP, L-Serine O-phosphate, Dexfosfoserine, Phosphoserine, O-Phosphono-L-serine, 3-Phospho-L-serine, Seriphos, P-serine, L-2-Amino-3-hydroxypropanoic acid 3-phosphate

O-Phospho-L-serine (CAS 407-41-0) 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 185.072 g/mol. Key properties include a melting point of 190 °C(lit.), a boiling point of 475.4±55.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 241.3±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 407-41-0
Jingsj CID: J-1413590-1
Molecular Formula: C₃H₈NO₆P
Molecular Weight: 185.072 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	190 °C(lit.)
Boiling Point	475.4±55.0 °C at 760 mmHg
Density	1.8±0.1 g/cm3
Flash Point	241.3±31.5 °C
Exact Mass	185.008926
PSA	139.89000
LogP	-1.86
Vapor Pressure	0.0±2.6 mmHg at 25°C
Refractive Index	1.552
Storage Conditions	Store at 0°C
Additional Property	H2O: 50 mg/mL hot, clear, colorless to slightly yellow

Activity & Biological Data

Target	Human Endogenous Metabolite
Additional Information	[1]. Kang HJ, et al. Determinants of endogenous ligand specificity divergence among metabotropic glutamate receptors. J Biol Chem. 2015 Jan 30;290(5):2870-8. [2]. Kang HJ, et al. Selectivity and evolutionary divergence of metabotropic glutamate receptors for endogenous ligands and G proteins coupled to phospholipase C or TRP channels. J Biol Chem. 2014 Oct 24;289(43):29961-74. [3]. Bailey TJ, et al. The inhibitor of phagocytosis, O-phospho-L-serine, suppresses Müller glia proliferation and cone cell regeneration in the light-damaged zebrafish retina. Exp Eye Res. 2010 Nov;91(5):601-12.

Target

Human Endogenous Metabolite

Additional Information

[1]. Kang HJ, et al. Determinants of endogenous ligand specificity divergence among metabotropic glutamate receptors. J Biol Chem. 2015 Jan 30;290(5):2870-8. [2]. Kang HJ, et al. Selectivity and evolutionary divergence of metabotropic glutamate receptors for endogenous ligands and G proteins coupled to phospholipase C or TRP channels. J Biol Chem. 2014 Oct 24;289(43):29961-74. [3]. Bailey TJ, et al. The inhibitor of phagocytosis, O-phospho-L-serine, suppresses Müller glia proliferation and cone cell regeneration in the light-damaged zebrafish retina. Exp Eye Res. 2010 Nov;91(5):601-12.

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 O-Phospho-L-serine?

The CAS number of O-Phospho-L-serine is 407-41-0.

What are the molecular formula and molecular weight of O-Phospho-L-serine?

O-Phospho-L-serine has molecular formula C3H8NO6P and molecular weight 185.072 g/mol.

What are the upstream and downstream products of O-Phospho-L-serine?

For O-Phospho-L-serine, Upstream Products: Fmoc-O-(benzylphospho)-L-serine, L-Serine, DL-O-Phosphoserine; Downstream Products: L-Serine.

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. "O-Phospho-L-serine (CAS 407-41-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1413590-1 (accessed 2026-11-09).

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