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N-HEXADECYLPHOSPHONIC ACID

CAS No.
4721-17-9
Chemical Name:
N-HEXADECYLPHOSPHONIC ACID
Synonyms
HDPA;Hexadecylphosphonic acid;N-HEXADECYLPHOSPHONIC ACID;1-Hexadecylphosphonic acid;HexadecylphosphonicAcid>P-hexadecyl-Phosphonic acid;Hexadecylphosphonic acid 97%;Phosphonic acid, P-hexadecyl-;n-Hexadecylphosphonicacid,min.97%;n-Hexadecylphosphonic acid, min. 97%
CBNumber:
CB4228952
Molecular Formula:
C16H35O3P
Molecular Weight:
306.42
MDL Number:
MFCD00015836
MOL File:
4721-17-9.mol
MSDS File:
SDS
Last updated:2026-01-13 11:19:22
Product description Number Pack Size Price
Hexadecylphosphonic acid 97% 736244 1g $112
Hexadecylphosphonic acid 97% 736244 5g $346
Hexadecylphosphonic Acid >98.0%(T) H1488 1g $104
Hexadecylphosphonic Acid >98.0%(T) H1488 5g $362
n-Hexadecylphosphonic acid, min. 97% HDPA min.97% 15-2400 1g $67

N-HEXADECYLPHOSPHONIC ACID Properties

Melting point 96-99°C
Boiling point 437.8±28.0 °C(Predicted)
Density 0.982±0.06 g/cm3(Predicted)
storage temp. 2-8°C
form Powder
pka 2+-.0.10(Predicted)
color white to off-white
Hydrolytic Sensitivity 4: no reaction with water under neutral conditions
InChI 1S/C16H35O3P/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-20(17,18)19/h2-16H2,1H3,(H2,17,18,19)
InChIKey JDPSFRXPDJVJMV-UHFFFAOYSA-N
SMILES CCCCCCCCCCCCCCCCP(O)(O)=O
UNSPSC Code 12352300
NACRES NA.23

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H413
Precautionary statements  P501-P273-P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313
WGK Germany  3
HS Code  2931.39.0030
Storage Class 11 - Combustible Solids

N-HEXADECYLPHOSPHONIC ACID price More Price(11)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 736244 Hexadecylphosphonic acid 97% 4721-17-9 1g $112 2026-04-30 Buy
Sigma-Aldrich 736244 Hexadecylphosphonic acid 97% 4721-17-9 5g $346 2026-04-30 Buy
TCI Chemical H1488 Hexadecylphosphonic Acid >98.0%(T) 4721-17-9 1g $104 2026-04-30 Buy
TCI Chemical H1488 Hexadecylphosphonic Acid >98.0%(T) 4721-17-9 5g $362 2026-04-30 Buy
Strem Chemicals 15-2400 n-Hexadecylphosphonic acid, min. 97% HDPA min.97% 4721-17-9 1g $67 2026-04-30 Buy
Product number Packaging Price Buy
736244 1g $112 Buy
736244 5g $346 Buy
H1488 1g $104 Buy
H1488 5g $362 Buy
15-2400 1g $67 Buy

N-HEXADECYLPHOSPHONIC ACID Chemical Properties,Uses,Production

Uses

HDPA forms a resist on the metal substrate which may be used for microcontact printing. It may also find usage as a SAM for the development of a dielectric hybrid for surface controlled organic transistors.

General Description

Hexadecylphosphonic acid (HDPA) is an alkyl phosphonic acid that forms a self-assembled monolayer (SAM) for the surface modification of the metal oxide nanostructures.

N-HEXADECYLPHOSPHONIC ACID Preparation Products And Raw materials

Raw materials

Preparation Products

N-HEXADECYLPHOSPHONIC ACID Suppliers

Global( 82)Suppliers
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Career Henan Chemica Co
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Hefei TNJ Chemical Industry Co.,Ltd.
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S&Y Biochem Co.,Ltd
+86-17774091612; +8617774091612 marketing@sybiochem.com China 284 58
J & K SCIENTIFIC LTD. 18210857532; 18210857532 jkinfo@jkchemical.com China 96815 76
N-HEXADECYLPHOSPHONIC ACID HDPA n-Hexadecylphosphonicacid,min.97% n-Hexadecylphosphonic acid, min. 97% 1-Hexadecylphosphonic acid Hexadecylphosphonic acid Hexadecylphosphonic acid 97% P-hexadecyl-Phosphonic acid n-Hexadecylphosphonic acid, min. 97% HDPA HexadecylphosphonicAcid> Phosphonic acid, P-hexadecyl- 4721-17-9 CH3CH215POOH2 organic phosphonic acid