crufomate

Description

crufomate · CAS 299-86-5 · C12H19ClNO3P. UNII V82Q65924L. Boiling Point: 117-118 °C at 0.01 mm Hg; Melting Point: 140 °F (NIOSH, 2024); Melting Point: 60-60.5 °C.

Identification

CAS Registry Number	299-86-5
PubChem CID	9300
Molecular formula	C12H19ClNO3P
IUPAC name	N-[(4-tert-butyl-2-chlorophenoxy)-methoxyphosphoryl]methanamine
UNII (FDA)	V82Q65924L

Computed Descriptors

Molecular Weight	291.71
XLogP3	3.4
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	5
Exact Mass	291.0791082
Monoisotopic Mass	291.0791082
Topological Polar Surface Area	47.6
Heavy Atom Count	18
Formal Charge	0

Physical & Chemical Properties

Boiling Point	117-118 °C at 0.01 mm Hg
Melting Point	140 °F (NIOSH, 2024)
Melting Point	60-60.5 °C
Melting Point	140 °F
Density	1.1618 @ 70 °C/4 °C
Density	1.16
Vapor Pressure	0.01 mmHg at 243 °F (NIOSH, 2024)
Vapor Pressure	0.0000375 [mmHg]
Vapor Pressure	0.01 MM HG AT 117 °C
Vapor Pressure	0.01 mmHg at 243 °

Physical description & handling notes

• Crufomate is a white crystalline solid Mp: 61.5 °C. The commercial product is a yellow oil. A phosphoramidate insecticide.
• White, crystalline solid in pure form. [pesticide] [Note: Commercial product is a yellow oil.]; [NIOSH]
• WHITE CRYSTALS.
• White, crystalline solid in pure form. The commercial product is a yellow oil.
• WHITE CRYSTALLINE SOLID
• CRYSTALS FROM PETROLEUM ETHER

GHS Hazard Classification

Reported hazard statements	H302, H312, H400, H410, H401, H411, H316, H319

Documented Uses

• Used to kill cattle lice, grubs, and horn flies; [HSDB]
• /SRP: FORMER USE/ INSECTICIDE FOR CATTLE GRUBS, HORN FLIES & LICE ON CATTLE
• Medication (vet): Anthelmintic; insecticide
• Animal systemic insecticide used for cattle grub control.
• REACTION OF 4-T-BUTYL-2-CHLOROPHENYL PHOSPHONYLDICHLORIDE WITH METHANOL & THEN WITH METHYLAMINE
• 100% AS AN INSECTICIDE FOR CATTLE GRUBS, HORN FLIES, & LICE ON BEEF CATTLE & NON-LACTATING DAIRY CATTLE (1973)

Synonyms

Crufomate; 299-86-5; RUELENE; Montrel; Amidofos; Amidophos; Rulene; Ruelene drench; Dowco 132; Crufomate A; Crufomat; Crufomato; Ruelene 25E; Ruerene; Crufomatum; DTXSID1037515

Frequently Asked Questions

What are the CAS number and molecular formula of crufomate?

CAS 299-86-5; molecular formula C12H19ClNO3P; molecular weight — g/mol.

What other names is crufomate known by?

Crufomate, 299-86-5, RUELENE, Montrel, Amidofos, Amidophos.

Is crufomate classified as hazardous?

Hazard statements reported: H302, H312, H400, H410, H401.

What are the key physical properties of crufomate?

Boiling Point: 117-118 °C at 0.01 mm Hg; Melting Point: 140 °F (NIOSH, 2024); Melting Point: 60-60.5 °C; Melting Point: 140 °F.

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.