Chlorpropham CAS#101-21-3

High-Purity Industrial Grade Material: With a typical purity of 98.5%, the product delivers consistent quality and reliable performance for industrial applications.
Excellent Solvent Compatibility: It is miscible with lower alcohols, aromatic compounds, and most organic solvents, providing outstanding formulation flexibility.
Low Melting Point for Easy Processing: The compound features a relatively low melting point of 38.5–41.4°C, making it convenient for handling, blending, and processing.
Good Thermal Stability: It remains stable at temperatures below 100°C, ensuring dependable performance under normal storage and processing conditions.

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Product Details

Chlorpropham is a solid compound characterized by a relatively low melting point of 41.4°C. It has a density of 1.180 (d30) and a refractive index of 1.5395 (nD20, after cooling).

At 25°C, its solubility in water is approximately 89 mg/L, while it exhibits moderate solubility in oils, with about 10% solubility in kerosene. It is compatible with lower alcohols, aromatic hydrocarbons, and most common organic solvents.

The industrial-grade product typically has a purity of 98.5% and a melting point range of 38.5–40°C. It remains stable at temperatures below 100°C, although it gradually undergoes hydrolysis under acidic or alkaline conditions.

Chlorpropham CAS#101-21-3

Chlorpropham Chemical Properties

Melting point	41°C
Boiling point	247°C
density	1.18
refractive index	nD20 1.5388
Fp	247°C
storage temp.	2-8°C
solubility	Chloroform (Slightly), Methanol (Slightly)
pka	13.06±0.70(Predicted)
form	crystalline
color	light tan
Odor	faint char. odor
Water Solubility	0.009 g/100 ml very poor
Decomposition	247 ºC
Merck	142187
BRN	2211397
Exposure limits	An experimental carcinogen and neoplastigen
Stability:	Stable. Incompatible with strong acids, strong bases, strong oxidizing agents.
Major Application	agriculture
InChI	1S/C10H12ClNO2/c1-7(2)14-10(13)12-9-5-3-4-8(11)6-9/h3-7H,1-2H3,(H,12,13)
InChIKey	CWJSHJJYOPWUGX-UHFFFAOYSA-N
SMILES	CC(C)OC(=O)Nc1cccc(Cl)c1
CAS DataBase Reference	101-21-3(CAS DataBase Reference)
IARC	3 (Vol. 12, Sup 7) 1987
NIST Chemistry Reference	Chlorpropham(101-21-3)
EPA Substance Registry System	Chlorpropham (101-21-3)

Safety Information

Hazard Codes	Xn,N,F
Risk Statements	22-51/53-36-20/21/22-11
Safety Statements	61-36/37-26-16
RIDADR	UN 3077 9/PG 3
WGK Germany	2
RTECS	FD8050000
HS Code	2924.29.4300
HazardClass	9
PackingGroup	III
Storage Class	3 - Flammable liquids
Hazard Classifications	Acute Tox. 4 Dermal
	Acute Tox. 4 Inhalation
	Acute Tox. 4 Oral
	Eye Irrit. 2
	Flam. Liq. 2
Hazardous Substances Data	101-21-3(Hazardous Substances Data)
Toxicity	LD50 orally in rats: 1.2 g/kg (Boyd, Carsky)

Chlorpropham CAS#101-21-3

Product Application of Chlorpropham CAS#101-21-3

Chlorpropham is used as both a pre-emergence and post-emergence herbicide for weed management and plant growth regulation. It is commonly applied to crops such as carrots, onions, garlic, and various other agricultural products to help control weeds and support effective crop production.

Chlorpropham CAS#101-21-3