Propetamphos

Name: Propetamphos
Brand: Vaqora Chemicals
SKU: VQ-039937

About Propetamphos

Propetamphos is an analytical reagent carrying the CAS registry number 31218-83-4. Its molecular formula is C10H20NO4PS and its molecular weight is 281.31 g/mol. The IUPAC name is propan-2-yl (E)-3-[ethylamino(methoxy)phosphinothioyl]oxybut-2-enoate. It is also known as Blotic or Safrotin S 200.

Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span agrochemical formulations and laboratory analysis. Buyers come mainly from academic and industrial research and agrochemical production.

Vaqora Chemicals supplies Propetamphos in 100 mg, 250 mg, 1 g and 5 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request. Custom pack sizes, bulk quantities and specific analytical data can be arranged on request.

Typical applications

Agrochemical formulations
Laboratory analysis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Propetamphos
Catalogue No.	VQ-039937
CAS Number	31218-83-4
IUPAC name	propan-2-yl (E)-3-[ethylamino(methoxy)phosphinothioyl]oxybut-2-enoate
Molecular formula	C₁₀H₂₀NO₄PS
Molecular weight	281.31 g/mol
Exact mass	281.0851
InChIKey	BZNDWPRGXNILMS-VQHVLOKHSA-N
SMILES	CCNP(=S)(OC)O/C(=C/C(=O)OC(C)C)/C
PubChem CID	5372405

Physical properties
Physical form	Other
LogP (XLogP3)	2.8
H-bond donors / acceptors	1 / 6
TPSA	88.9 Å²
Synonyms	Blotic, Safrotin S 200, (E)-1-Methylethyl 3-(((ethylamino)methoxyphosphinothioyl)oxy)-2-butenoate, 1-Methylethyl (E)-3-(((ethylamino)methoxyphosphinothioyl)oxy)-2-butenoate, propan-2-yl (2E)-3-{[(ethylamino)(methoxy)phosphorothioyl]oxy}but-2-enoate, O-methyl O-{1-[(propan-2-yl)oxycarbonyl]prop-1-en-2-yl} ethylamidothiophosphate, propan-2-yl (2E)-3-(((ethylamino)(methoxy)phosphorothioyl)oxy)but-2-enoate, O-Methyl O-(1-((propan-2-yl)oxycarbonyl)prop-1-en-2-yl) ethylamidothiophosphate, 2-Butenoic acid, 3-(((ethylamino)methoxyphosphinothioyl)oxy)-, 1-methylethyl ester, (2E)-, SAN 322I, OMS 1502, Propetamphos (BAN)

Safety & hazard information (GHS)

Toxic

Environmental hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P264, P270, P273, P301 + P316, P321, P330, 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

Frequently asked questions

What is the CAS number of Propetamphos?

The CAS Registry Number of Propetamphos is 31218-83-4. It is also known as Blotic, Safrotin S 200, (E)-1-Methylethyl 3-(((ethylamino)methoxyphosphinothioyl)oxy)-2-butenoate.

What is the molecular formula and molecular weight of Propetamphos?

Propetamphos has the molecular formula C10H20NO4PS and a molecular weight of 281.31 g/mol. Its IUPAC name is propan-2-yl (E)-3-[ethylamino(methoxy)phosphinothioyl]oxybut-2-enoate.

Which grade and pack sizes of Propetamphos can I order?

We supply Propetamphos, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Propetamphos?

Yes. Every lot of Propetamphos 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 Propetamphos be shipped internationally?

Yes. Propetamphos is classified as hazardous, 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.