(4S)-2-hydroxy-4-(2-methoxyphenyl)-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide

(4S)-2-羟基-4-(2-甲氧苯基)-5,5-二甲基-1,3,2-二氧磷杂环己烷2-氧化物

Also known as: (-)-Anicyphos, (S)-(-)-Anicyphos, (4S)-(-)-5,5-Dimethyl-2-hydroxy-4-(2-methoxyphenyl)-1,3,2-dioxaphosphorinane 2-oxide, (S)-(-)-2-Hydroxy-4-(2-methoxyphenyl)-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide, (4S)-2-hydroxy-4-(2-methoxyphenyl)-5,5-dimethyl-1,3,2-dioxaphosphinane 2-oxide, MFCD00674094

(4S)-2-hydroxy-4-(2-methoxyphenyl)-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide (CAS 98674-83-0) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C11H15O5P and a molecular weight of 258.20800 g/mol. It is also known as (-)-Anicyphos, (S)-(-)-Anicyphos and (4S)-(-)-5,5-Dimethyl-2-hydroxy-4-(2-methoxyphenyl)-1,3,2-dioxaphosphorinane 2-oxide. Key properties include a melting point of 194-196ºC(lit.), a boiling point of 370.7ºC at 760mmHg, a density of 1.28g/cm3 and a flash point of 178ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 98674-83-0
Jingsj CID: J-6990-4
Molecular Formula: C₁₁H₁₅O₅P
Chinese Name: (4S)-2-羟基-4-(2-甲氧苯基)-5,5-二甲基-1,3,2-二氧磷杂环己烷2-氧化物
Molecular Weight: 258.20800 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	194-196ºC(lit.)
Boiling Point	370.7ºC at 760mmHg
Density	1.28g/cm3
Flash Point	178ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of (4S)-2-hydroxy-4-(2-methoxyphenyl)-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide?

The CAS number of (4S)-2-hydroxy-4-(2-methoxyphenyl)-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide is 98674-83-0.

What are the molecular formula and molecular weight of (4S)-2-hydroxy-4-(2-methoxyphenyl)-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide?

(4S)-2-hydroxy-4-(2-methoxyphenyl)-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide has molecular formula C11H15O5P and molecular weight 258.20800 g/mol.

Is (4S)-2-hydroxy-4-(2-methoxyphenyl)-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide hazardous?

(4S)-2-hydroxy-4-(2-methoxyphenyl)-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide has GHS signal word Warning.

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

Last updated: 8/21/2026

How to cite: Jingsj. "(4S)-2-hydroxy-4-(2-methoxyphenyl)-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide (CAS 98674-83-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6990-4 (accessed 2026-10-24).

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