ChemicalBook >> CAS DataBase List >>Phosphonic acid, [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester (9CI)

Phosphonic acid, [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester (9CI)

Phosphonic acid, [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester (9CI) structure

CAS No.: 443982-76-1

Chemical Name:: Phosphonic acid, [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester (9CI)

Synonyms: BENV-010;Benvitimod Impurity 11;Tapinarof Intermediate 1;diethyl 4-isopropyl-3,5-dimethoxybenzylphosphonate;P-[[3,5-Dimethoxy-4-(1-methylethyl)phenyl]methyl]phosphonic acid diethyl ester;Phosphonic acid, [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester;Phosphonic acid,p- [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester;Phosphonic acid, [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester (9CI)

CBNumber:: CB13054722

Molecular Formula:: C16H27O5P

Molecular Weight:: 330.36

MDL Number:: MFCD32670437

MOL File:: 443982-76-1.mol

MSDS File:: SDS

Last updated:2026-03-18 11:52:23

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Phosphonic acid, [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester (9CI) Properties

Boiling point	441.7±45.0 °C(Predicted)
Density	1.077±0.06 g/cm3(Predicted)
InChI	InChI=1S/C16H27O5P/c1-7-20-22(17,21-8-2)11-13-9-14(18-5)16(12(3)4)15(10-13)19-6/h9-10,12H,7-8,11H2,1-6H3
InChIKey	PKOVGCNGPUDMPU-UHFFFAOYSA-N
SMILES	P(CC1=CC(OC)=C(C(C)C)C(OC)=C1)(=O)(OCC)OCC

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H302-H315-H319-H335
Precautionary statements	P280-P305+P351+P338

Phosphonic acid, [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester (9CI) Chemical Properties,Uses,Production

Application

P-[3,5-Dimethoxy-4-(2-propyl)phenyl]-methylphosphate diethyl ester can be used as an organic synthesis intermediate and a pharmaceutical intermediate in laboratory research and development processes and in the synthesis of pharmaceutical chemicals.

Phosphonic acid, [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester (9CI) Preparation Products And Raw materials

Raw materials

Preparation Products

Phosphonic acid, [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester (9CI) Suppliers

Global( 49)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Wuhan Mayue Longteng Technology Development Co., Ltd.	+undefined15171477138	helen.yan@lantu-tech.com	China	293	58
Moxin Chemicals	+86-17320513646 +8617320513646	anna@molcoo.com	China	10000	58
Shanghai Worldyang Chemical Co.,Ltd.	+86-021-56795779 +8613651600618	sales@worldyachem.com	China	967	58
ENBRIDGE PHARMTECH CO., LTD.	+8613812269233	tinayang@enbridgepharm.com	China	306	58
Zhengzhou Alfa Chemical Co.,Ltd	+8618530059196	sale04@alfachem.cn	China	9546	58
SHAANXI LIGHTE OPTOELECTRONICS MATERIAL CO., LTD	+86-17691239725 +86-15529797525	lijiasheng@ltom.com	China	185	58
Wuhan Topule Biopharmaceutical Co., Ltd	+8618327326525	masar@topule.com	China	8467	58
Qingdao Minzhi Yijie new material Co., LTD	+86-13589435123	qdmzyj@126.com	China	240	58
Suzhou Biosyntech Co., Ltd		sales2@biosyntech-suzhou.com	China	149	58
Wuxi enqiao Pharmaceutical Technology Co., Ltd	0510-83591909 18018392058	info@enbridgepharm.com	China	239	58

Supplier	Advantage
Wuhan Mayue Longteng Technology Development Co., Ltd.	58
Moxin Chemicals	58
Shanghai Worldyang Chemical Co.,Ltd.	58
ENBRIDGE PHARMTECH CO., LTD.	58
Zhengzhou Alfa Chemical Co.,Ltd	58
SHAANXI LIGHTE OPTOELECTRONICS MATERIAL CO., LTD	58
Wuhan Topule Biopharmaceutical Co., Ltd	58
Qingdao Minzhi Yijie new material Co., LTD	58
Suzhou Biosyntech Co., Ltd	58
Wuxi enqiao Pharmaceutical Technology Co., Ltd	58

View Lastest Price from Phosphonic acid, [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester (9CI) manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2025-12-16	Benvitimod Impurity 11 443982-76-1	US $0.00-0.00 / mg	10mg	99%+ HPLC	1000	Moxin Chemicals
	2023-03-03	Phosphonic acid, [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester (9CI) 443982-76-1	US $0.00-0.00 / Kg	1Kg	99%	10 tons	SHAANXI LIGHTE OPTOELECTRONICS MATERIAL CO., LTD

Benvitimod Impurity 11
443982-76-1
US $0.00-0.00 / mg
99%+ HPLC
Moxin Chemicals

Phosphonic acid, [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester (9CI)
443982-76-1
US $0.00-0.00 / Kg
99%
SHAANXI LIGHTE OPTOELECTRONICS MATERIAL CO., LTD

Phosphonic acid, [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester (9CI) diethyl 4-isopropyl-3,5-dimethoxybenzylphosphonate BENV-010 Phosphonic acid,p- [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester Tapinarof Intermediate 1 Phosphonic acid, [[3,5-dimethoxy-4-(1-methylethyl)phenyl]methyl]-, diethyl ester Benvitimod Impurity 11 P-[[3,5-Dimethoxy-4-(1-methylethyl)phenyl]methyl]phosphonic acid diethyl ester 443982-76-1