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dimethylcarbamoyl chloride (79-44-7)

Identification
Name:dimethylcarbamoyl chloride
Synonyms:N,N-Dimethylcarbamoyl chloride; N,N-Dimethylchloroformamide; Dimethylcarbamyl chloride; N,N-dimethyl carbamyl chloride
CAS:79-44-7
EINECS: 201-208-6
Molecular Formula: C3H6ClNO
Molecular Weight: 107.54
InChI: InChI=1/C3H6ClNO/c1-5(2)3(4)6/h1-2H3
Molecular Structure: (C3H6ClNO) N,N-Dimethylcarbamoyl chloride; N,N-Dimethylchloroformamide; Dimethylcarbamyl chloride; N,N-dimethyl...
Properties
Transport:UN 2262
Flash Point: 155?
Density:1.168
Stability:Rapidly hydrolyzes in water to dimethylamine, carbon dioxide and hydrochloric acid; its half-life @ 0 C is about 6 min. Sensitive to moisture.
Refractive index:1.453
Water Solubility:Decomposes
Solubility:Decomposes
Appearance:clear liquid
Specification:

The IUPAC name of this chemical is N,N-dimethylcarbamoyl chloride. With the CAS registry number 79-44-7, it is also named as Chloroformic acid dimethylamide. The product's categories are Pharmaceutical Intermediates; Protection & Derivatization Reagents (for Synthesis); Synthetic Organic Chemistry. It is a colorless to yellow liquid with a pungent odor. And it is soluble in ether, carbon disulfide, benzene and other organic solvents. Additionally, Dimethylcarbamoyl chloride reacts with water or moisture in the air to form hydrochloric acid and dimethylcarbamic acid. Moreover, it should be sealed in the container and stored in the cool and dry place.

The other characteristics of this product can be summarized as: (1)ACD/LogP: 0.24; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 0.24; (4)ACD/LogD (pH 7.4): 0.24; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 32.23; (8)ACD/KOC (pH 7.4): 32.23; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0 ; (12)Index of Refraction: 1.436; (13)Molar Refractivity: 24.54 cm3; (14)Molar Volume: 93.8 cm3; (15)Polarizability: 9.73×10-24 cm3; (16)Surface Tension: 30.6 dyne/cm; (17)Enthalpy of Vaporization: 40.32 kJ/mol; (18)Vapour Pressure: 1.76 mmHg at 25°C; (19)Exact Mass: 107.013792; (20)MonoIsotopic Mass: 107.013792; (21)Topological Polar Surface Area: 20.3; (22)Heavy Atom Count: 6; (23)Complexity: 61.8.

Preparation of Dimethylcarbamoyl chloride: The formyl chlorination of dimethylamine and phosgene to get crude Dimethylchloroformamide. Then we can get the product by deacidification. Reaction equation: (CH3)2NH+COCl2→(CH3)2NCOCl + HCl

Uses of Dimethylcarbamoyl chloride: It is used in the production of medicine, pesticide, dyes, plastics, synthetic materials, and other fine organic chemical products, such as for the production of Neostigmine bromide and Neostigmine methyl sulfate. And it also can react with pyridin-3-ol to get dimethyl-carbamic acid-[3]pyridyl ester. This reaction needs reagent pyridine.

When you are using this chemical, please be cautious about it as the following:
It is harmful if swallowed and irritating to eyes, respiratory system and skin. In addition, this chemical may cause cancer. In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) Avoid exposure - obtain special instructions before use. 

People can use the following data to convert to the molecule structure.
1. SMILES:ClC(=O)N(C)C
2. InChI:InChI=1/C3H6ClNO/c1-5(2)3(4)6/h1-2H3
3. InChIKey:YIIMEMSDCNDGTB-UHFFFAOYAG

The following are the toxicity data which has been tested.

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LCLo inhalation 1000mg/m3/10M (1000mg/m3)   National Defense Research Committee, Office of Scientific Research and Development, Progress Report.Vol. NDCrc-132, Pg. OCT1942,
mouse LD50 intraperitoneal 300mg/kg (300mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) Zentralblatt fuer Arbeitsmedizin und Arbeitsschutz. Vol. 24, Pg. 71, 1974.
 
rat LC50 inhalation 180ppm/6H (180ppm)   Journal of Environmental Pathology and Toxicology. Vol. 4(1), Pg. 107, 1980.
rat LD50 oral 1gm/kg (1000mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) Zentralblatt fuer Arbeitsmedizin und Arbeitsschutz. Vol. 24, Pg. 71, 1974.
 

Report:

The IUPAC name of this chemical is N,N-dimethylcarbamoyl chloride. With the CAS registry number 79-44-7, it is also named as Chloroformic acid dimethylamide. The product's categories are Pharmaceutical Intermediates; Protection & Derivatization Reagents (for Synthesis); Synthetic Organic Chemistry. It is a colorless to yellow liquid with a pungent odor. And it is soluble in ether, carbon disulfide, benzene and other organic solvents. Additionally, Dimethylcarbamoyl chloride reacts with water or moisture in the air to form hydrochloric acid and dimethylcarbamic acid. Moreover, it should be sealed in the container and stored in the cool and dry place.

The other characteristics of this product can be summarized as: (1)ACD/LogP: 0.24; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 0.24; (4)ACD/LogD (pH 7.4): 0.24; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 32.23; (8)ACD/KOC (pH 7.4): 32.23; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0 ; (12)Index of Refraction: 1.436; (13)Molar Refractivity: 24.54 cm3; (14)Molar Volume: 93.8 cm3; (15)Polarizability: 9.73×10-24 cm3; (16)Surface Tension: 30.6 dyne/cm; (17)Enthalpy of Vaporization: 40.32 kJ/mol; (18)Vapour Pressure: 1.76 mmHg at 25°C; (19)Exact Mass: 107.013792; (20)MonoIsotopic Mass: 107.013792; (21)Topological Polar Surface Area: 20.3; (22)Heavy Atom Count: 6; (23)Complexity: 61.8.

Preparation of Dimethylcarbamoyl chloride: The formyl chlorination of dimethylamine and phosgene to get crude Dimethylchloroformamide. Then we can get the product by deacidification. Reaction equation: (CH3)2NH+COCl2→(CH3)2NCOCl + HCl

Uses of Dimethylcarbamoyl chloride: It is used in the production of medicine, pesticide, dyes, plastics, synthetic materials, and other fine organic chemical products, such as for the production of Neostigmine bromide and Neostigmine methyl sulfate. And it also can react with pyridin-3-ol to get dimethyl-carbamic acid-[3]pyridyl ester. This reaction needs reagent pyridine.

When you are using this chemical, please be cautious about it as the following:
It is harmful if swallowed and irritating to eyes, respiratory system and skin. In addition, this chemical may cause cancer. In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) Avoid exposure - obtain special instructions before use. 

People can use the following data to convert to the molecule structure.
1. SMILES:ClC(=O)N(C)C
2. InChI:InChI=1/C3H6ClNO/c1-5(2)3(4)6/h1-2H3
3. InChIKey:YIIMEMSDCNDGTB-UHFFFAOYAG

The following are the toxicity data which has been tested.

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LCLo inhalation 1000mg/m3/10M (1000mg/m3)   National Defense Research Committee, Office of Scientific Research and Development, Progress Report.Vol. NDCrc-132, Pg. OCT1942,
mouse LD50 intraperitoneal 300mg/kg (300mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) Zentralblatt fuer Arbeitsmedizin und Arbeitsschutz. Vol. 24, Pg. 71, 1974.
 
rat LC50 inhalation 180ppm/6H (180ppm)   Journal of Environmental Pathology and Toxicology. Vol. 4(1), Pg. 107, 1980.
rat LD50 oral 1gm/kg (1000mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) Zentralblatt fuer Arbeitsmedizin und Arbeitsschutz. Vol. 24, Pg. 71, 1974.
 

Packinggroup: II
Flash Point: 155?
Storage Temperature: Storage location should be close to laboratory where it is to be used, so that only small amounts need to be transported. Carcinogens should be kept in only one section of storage area, explosion-proof refrigerator or freezer as required. The area should be appropriately labeled. An inventory should be kept showing the quantity of carcinogen and date it was acquired. Facilities for dispensing should be contiguous to storage area.
Sensitive: Moisture Sensitive
Color: Clear, colorless liquid.
Usage:Chemical intermediate for parasympathomimetic agents, chemical intermediate for pesticides. Former use.
Safety Data
Hazard Symbols T:Toxic