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Description

ARAMITE · CAS 140-57-8 · C15H23ClO4S. UNII 55619R6X8S. Boiling Point: 175 °C at 0.1 mm Hg; Boiling Point: BP: 195 °C at 2 mm Hg; Melting Point: -31.7 °C.

Identification

CAS Registry Number	140-57-8
PubChem CID	8809
Molecular formula	C15H23ClO4S
IUPAC name	1-(4-tert-butylphenoxy)propan-2-yl 2-chloroethyl sulfite
UNII (FDA)	55619R6X8S

Computed Descriptors

Molecular Weight	334.9
XLogP3	4.6
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	5
Rotatable Bond Count	9
Exact Mass	334.1005581
Monoisotopic Mass	334.1005581
Topological Polar Surface Area	64
Heavy Atom Count	21
Formal Charge	0

Physical & Chemical Properties

Boiling Point	175 °C at 0.1 mm Hg
Boiling Point	BP: 195 °C at 2 mm Hg
Melting Point	-31.7 °C
Solubility	> 10% in ethanol
Solubility	> 10% in benzene
Solubility	> 10% in acetone
Density	1.143 at 20 °C/20 °C
Vapor Pressure	0.00000022 [mmHg]

Physical description & handling notes

• Colorless liquid; Technical product is dark amber liquid; [HDSB]
• Colorless liquid
• Clear light-colored oil
• Practically insol in water; miscible with many organic solvents; solubility in petroleum oils decr rapidly with decr temperatures
• For more Solubility (Complete) data for ARAMITE (7 total), please visit the HSDB record page.
• DENSITY: 1.145-1.162 /TECHNICAL PRODUCT/

Regulatory Status

Regulatory & Food Contact	CONTAMINANT: Food Contaminant Reported to be carcinogenic in the livers of rats and mice. NMRS 29/TRS 220-JECFA 5/27

GHS Hazard Classification

Reported hazard statements	H315 (92.9%), H319 (92.9%), H350 (92.9%), H400 (92.9%), H351, H303, H316, H320

Documented Uses

• Used formerly as an antimicrobial agent, miticide, and acaricide; [HSDB]
• Used extensively as an acaricide on citrus /former use/
• Food Contaminant -> CONTAMINANT -> JECFA Functional Classes
• ... MADE BY REACTION OF 2-CHLOROETHYL CHLOROSULFINATE (MADE FROM 2-CHLOROETHANOL AND THIONYL CHLORIDE) WITH 1-(P-TERT-BUTYLPHENOXY)PROPANOL-2.
• IT MAY CONTAIN 5-10% OF BIS-2(4-TERT-BUTYLPHENOXY)-1-METHYLETHYL SULFITE. /TECHNICAL PRODUCT/
• This product was voluntarily cancelled on the basis of oncogenicity according to US EPA in a notice dated April 12, 1977.

Synonyms

ARAMITE; 140-57-8; Niagaramite; Aracide; Aratron; Ortho-Mite; Acaracide; Aramit; Compound 88R; Aramite-15W; Aramiteararamite-15W; ENT 16,519; DTXSID3020097; Butylphenoxyisopropyl chloroethyl sulfite; 2-(p-Butylphenoxy)-1-methylethyl 2-chloroethyl sulfite; 2-(4-t-Butylphenoxy)isopropyl-2-chloroethyl sulfite

Frequently Asked Questions

What are the CAS number and molecular formula of ARAMITE?

CAS 140-57-8; molecular formula C15H23ClO4S; molecular weight — g/mol.

What other names is ARAMITE known by?

ARAMITE, 140-57-8, Niagaramite, Aracide, Aratron, Ortho-Mite.

What is the regulatory status of ARAMITE?

Documented regulatory listings: CONTAMINANT: Food Contaminant; Reported to be carcinogenic in the livers of rats and mice.; NMRS 29/TRS 220-JECFA 5/27.

Is ARAMITE classified as hazardous?

Hazard statements reported: H315, H319, H350, H400, H351.

What are the key physical properties of ARAMITE?

Boiling Point: 175 °C at 0.1 mm Hg; Boiling Point: BP: 195 °C at 2 mm Hg; Melting Point: -31.7 °C; Solubility: > 10% in ethanol.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.