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((4-Phenylbutyl)hydroxyphosphoryl)acetic acid

Also known as: 2-[Hydroxy(4-phenylbutyl)phosphinyl]acetic acid, [Hydroxy(4-phenylbutyl)phosphinyl]-acetic acid, 4-Phenybutyl 2-Carboxyethylphosphinic Acid (Fosinopril Impurity A), Fosinopril Impurity A, Hydroxy(4-phenylbutyl)phosphinoylacetic acid

((4-Phenylbutyl)hydroxyphosphoryl)acetic acid (CAS 83623-61-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H17O4P and a molecular weight of 256.23500 g/mol. Key properties include a boiling point of 559.5ºC at 760 mmHg and a density of 1.252. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
83623-61-4
Jingsj CID
J-1517376-9
Molecular Formula
C12H17O4P
Molecular Weight
256.23500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point559.5ºC at 760 mmHg
Density1.252
Exact Mass256.08600
PSA84.41000
LogP2.36430
Refractive Index1.541

Customs & Trade Information

HS Code2931900090
Summary2931900090. 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 ((4-Phenylbutyl)hydroxyphosphoryl)acetic acid?

The CAS number of ((4-Phenylbutyl)hydroxyphosphoryl)acetic acid is 83623-61-4.

What are the molecular formula and molecular weight of ((4-Phenylbutyl)hydroxyphosphoryl)acetic acid?

((4-Phenylbutyl)hydroxyphosphoryl)acetic acid has molecular formula C12H17O4P and molecular weight 256.23500 g/mol.

What are the upstream and downstream products of ((4-Phenylbutyl)hydroxyphosphoryl)acetic acid?

For ((4-Phenylbutyl)hydroxyphosphoryl)acetic acid, Upstream Products: Chlorotrimethylsilane, Bromoacetic acid; Downstream Products: Benzyl hydroxy(4-phenylbutyl)phosphinoylacetate.

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

Last updated:

How to cite: Jingsj. "((4-Phenylbutyl)hydroxyphosphoryl)acetic acid (CAS 83623-61-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1517376-9 (accessed 2026-11-09).

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