2-Chloroethylphosphonic acid, ≥96%

Name: 2-Chloroethylphosphonic acid, ≥96%
Brand: Vaqora Chemicals
SKU: VQ-019461

About 2-Chloroethylphosphonic acid, ≥96%

2-Chloroethylphosphonic acid is an agrochemical carrying the CAS registry number 16672-87-0, specified at ≥96% purity. Its molecular formula is C2H6ClO3P and its molecular weight is 144.49 g/mol. It is also known as Ethephon or (2-Chloroethyl)phosphonic acid.

It is supplied as white to yellow powder or crystals. Key physical data: a melting point of 70-72 °C. Store it at 2–8 °C, in a tightly closed container. It carries the GHS signal word “Danger” with 5 hazard statements. Review the Safety Data Sheet before use.

Typical applications include plant tissue culture, agrochemical formulation and crop research. It is used across agrochemical production.

We offer 2-Chloroethylphosphonic acid in 100 mg, 500 mg and 1 g packs with a batch-specific COA, and ship to customers worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Plant tissue culture
Agrochemical formulation
Crop research

Industries

Specifications & identifiers

Chemical identifiers
Product name	2-Chloroethylphosphonic acid, ≥96%
Catalogue No.	VQ-019461
CAS Number	16672-87-0
IUPAC name	2-chloroethylphosphonic acid
Molecular formula	C₂H₆ClO₃P
Molecular weight	144.49 g/mol
Exact mass	143.9743
Purity / assay	≥96%
HSN code	29319090
InChIKey	UDPGUMQDCGORJQ-UHFFFAOYSA-N
SMILES	C(CCl)P(=O)(O)O
PubChem CID	27982

Physical properties
Physical form	Crystalline
Appearance	White to yellow powder or crystals
Melting point	70-72 °C
LogP (XLogP3)	-1
H-bond donors / acceptors	2 / 3
TPSA	57.5 Å²
Storage	2–8 °C
UN number	UN 2928
Synonyms	Ethephon, (2-Chloroethyl)phosphonic acid, Cerone, 2-Cepa, 2-Chloroethanephosphonic acid, Chloroethylphosphonic acid, Roll-Fruct, Cepha 10LS, Ethrel C, Terpal, Chipco Florel PRO, Amchem 68-250

Safety & hazard information (GHS)

Corrosive

Toxic

Environmental hazard

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H311Toxic in contact with skin
H314Causes severe skin burns and eye damage
H332Harmful if inhaled
H411Toxic to aquatic life with long lasting effects

Precautionary statements: P260, P261, P262, P264, P270, P271, P273, P280, P301 + P317, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P321, P330, P361 + P364, P363, P391, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 16672-87-0

2-Chloroethylphosphonic acid, solution

CAS: 16672-87-0
Formula: C₂H₆ClO₃P
MW: 144.49 g/mol

VQ-019460

Frequently asked questions

What is the CAS number of 2-Chloroethylphosphonic acid, ≥96%?

The CAS Registry Number of 2-Chloroethylphosphonic acid, ≥96% is 16672-87-0. It is also known as Ethephon, (2-Chloroethyl)phosphonic acid, Cerone.

What is the molecular formula and molecular weight of 2-Chloroethylphosphonic acid, ≥96%?

2-Chloroethylphosphonic acid, ≥96% has the molecular formula C2H6ClO3P and a molecular weight of 144.49 g/mol. Its IUPAC name is 2-chloroethylphosphonic acid.

Which grade and pack sizes of 2-Chloroethylphosphonic acid, ≥96% can I order?

We supply 2-Chloroethylphosphonic acid, ≥96% in (≥96%) grade, in 100 mg, 500 mg, 1 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2-Chloroethylphosphonic acid, ≥96%?

Yes. Every lot of 2-Chloroethylphosphonic acid, ≥96% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 2-Chloroethylphosphonic acid, ≥96% be shipped internationally?

Yes. 2-Chloroethylphosphonic acid, ≥96% is classified as hazardous (UN 2928), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

How should 2-Chloroethylphosphonic acid, ≥96% be stored?

2–8 °C. Keep the container tightly closed and refer to the SDS for full handling guidance.