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EATON'S REAGENT

CAS No.
39394-84-8
Chemical Name:
EATON'S REAGENT
Synonyms
eaton'S;CH4O8P2S;Eaton's Reag;Eaton'sReagen;Eaton reagents;Eaton's Reagent;7.5wt%inmethanesulfonicacid;TIANFU-CHEM - EATON'S REAGENT;Eaton's Reagent, 7.5% w/w P2O5;TIANFU-CHEM - EATON'S REAGENT
CBNumber:
CB6183394
Molecular Formula:
CH4O8P2S
Molecular Weight:
238.05
MDL Number:
MFCD00070545
MOL File:
39394-84-8.mol
MSDS File:
SDS
Last updated:2026-05-28 02:15:03
Product description Number Pack Size Price
Eaton′s Reagent 380814 100ml $95.7
Eaton′s Reagent 380814 500ml $376
Phosphorus Pentoxide - Methanesulfonic Acid P1042 25g $27
Phosphorus Pentoxide - Methanesulfonic Acid P1042 500g $129
Phosphorus pentoxide methanesulfonic acid FP57880 0.25kg $259.6
More product size

EATON'S REAGENT Properties

Boiling point 122 °C/1 mmHg
Density 1.5 g/mL at 25 °C
refractive index n20/D 1.435
Flash point >230 °F
storage temp. Inert atmosphere,Room Temperature
form Liquid
color Clear
Water Solubility Decomposes in water.
Sensitive Moisture Sensitive
InChI InChI=1S/CH4O3S.O5P2/c1-5(2,3)4;1-6(2)5-7(3)4/h1H3,(H,2,3,4);
InChIKey JHNLZOVBAQWGQU-UHFFFAOYSA-N
SMILES S(=O)(=O)(O)C.P(=O)(=O)OP(=O)=O
UNSPSC Code 12352302
NACRES NA.21

SAFETY

Risk and Safety Statements

Symbol(GHS)  Corrosion (GHS05)Exclamation Mark (GHS07)
GHS05,GHS07
Signal word  Danger
Hazard statements  H290-H302-H314-H335
Precautionary statements  P234-P261-P280-P301+P312-P303+P361+P353-P305+P351+P338
target organs Respiratory system
PPE Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Hazard Codes  C
Risk Statements  34-21/22
Safety Statements  23-26-36/37/39-45
RIDADR  UN 2922 8/PG 2
WGK Germany  1
HazardClass  8
PackingGroup  III
HS Code  28112900
Storage Class 8A - Combustible corrosive hazardous materials
Hazard Classifications Acute Tox. 4 Oral
Eye Dam. 1
Met. Corr. 1
Skin Corr. 1A
STOT SE 3
Limited Quantities 1.0 L (0.3 gallons) (liquid) or 1 Kg (2.2 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)
NFPA 704
1
3 0
W

EATON'S REAGENT price More Price(23)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 380814 Eaton′s Reagent 39394-84-8 100ml $95.7 2026-04-30 Buy
Sigma-Aldrich 380814 Eaton′s Reagent 39394-84-8 500ml $376 2026-04-30 Buy
TCI Chemical P1042 Phosphorus Pentoxide - Methanesulfonic Acid 39394-84-8 25g $27 2026-04-30 Buy
TCI Chemical P1042 Phosphorus Pentoxide - Methanesulfonic Acid 39394-84-8 500g $129 2026-04-30 Buy
Biosynth FP57880 Phosphorus pentoxide methanesulfonic acid 39394-84-8 0.25kg $259.6 2026-06-04 Buy
Product number Packaging Price Buy
380814 100ml $95.7 Buy
380814 500ml $376 Buy
P1042 25g $27 Buy
P1042 500g $129 Buy
FP57880 0.25kg $259.6 Buy

EATON'S REAGENT Chemical Properties,Uses,Production

Chemical Properties

Clear colorless to light yellow liquid

Uses

Eaton's Reagent is used in the synthesis fluorine-based hole-transporting material, mono and bis-chalcone derivatives via Claisen-Schmidt condensation reaction between arylaldehydes and ketones and 4-hydroxycoumarins and 4-hydroxy-2-quinolinones derivatives.

Uses

Eaton′s Reagent may be used in the synthesis of the following:

  • Fluorene-based hole-transporting material.
  • Mono and bis-chalcone derivatives via Claisen-Schmidt condensation reaction between arylaldehydes and ketones.
  • 4-Hydroxycoumarins and 4-hydroxy-2-quinolinones derivatives.

General Description

Eaton′s Reagent contains 7.7wt% phosphorus pentoxide in methanesulfonic acid. It is commonly used as a catalyst and condensing agent.

EATON'S REAGENT Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 150)Suppliers
Supplier Tel Email Country ProdList Advantage
Nanjing Bicbiotechnology Co., Ltd
+86-2552131256 +86-18251840740 sales@bicbiotech.com China 5994 58
Shanghai Daken Advanced Materials Co.,Ltd
+86-2158073036 info@dakenam.com China 14014 58
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512 info@tianfuchem.com China 21586 55
career henan chemical co
+86-0371-86658258 +8613203830695 sales@coreychem.com China 29812 58
Jinan Carbotang Biotech Co.,Ltd.
+8615866703830 figo.gao@foxmail.com China 8497 58
BOC Sciences
+1-631-485-4226 inquiry@bocsci.com United States 19936 58
CONIER CHEM AND PHARMA LIMITED
+8618523575427 sales@conier.com China 49979 58
Hubei Ipure Biology Co., Ltd
+8613367258412 ada@ipurechemical.com China 10236 58
Hefei TNJ Chemical Industry Co.,Ltd.
+86-0551-65418671 +8618949823763 sales@tnjchem.com China 34563 58
HONG KONG IPURE BIOLOGY CO.,LIMITED
86 18062405514 18062405514 ada@ipurechemical.com CHINA 3461 58

View Lastest Price from EATON'S REAGENT manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
EATON'S REAGENT pictures 2019-07-12 EATON'S REAGENT
39394-84-8
$1.00 1KG 99% 25kg Career Henan Chemical Co
Eaton's Reag PHOSPHORUS PENTOXIDE IN METHANESULFONIC ACID PHOSPHORUS PENTOXIDE METHANESULFONIC ACID 7.5wt%inmethanesulfonicacid Methanesulfonic acid, mixt. with phosphorus oxide (P2O5) Eaton's Reagent, P{2}O{5} ca 7.5% w/w Phosphorus pentoxide, 7.7 wt. % in methanesulfonic acid Eaton's Reagent, 7.5% w/w P2O5 Eaton's Reagent, PO ca 7.5% w/w Methanesulfonic acid, mixt. with phosphorus oxide Eaton's Reagent, 7.5% wt.% P2O5, J&KSeal Eaton's Reagent, 7.5% wt.% P2O5, J& Eaton'sReagen Phosphorus oxide (P2O5), mixt. contg. TIANFU-CHEM - EATON'S REAGENT Methanesulfonic Acid mixt. with Phosphorus(V) Oxide (1:1) Eaton's Reagent TIANFU-CHEM - EATON'S REAGENT CH4O8P2S Phosphorus pentoxide methane sulfonic acid(Eaton's reagent) eaton'S Eaton reagents 39394-84-8 CH4O3SO5P2 P4O10 CH3SO3POOSO2CH3OnSO2CH3 CH4O3SP2O5 Condensation & Active Esterification Pyrazines ,Pyrans Condensation & Active Esterification Synthetic Organic Chemistry