N,N-diethylcarbamoyl chloride

C5H10ClNO

CAS88-10-8
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
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Identification

CAS Number
88-10-8
EC Number
201-798-5
UN Number
3265
Index Number
607-229-00-0
PubChem CID
6916

Physical-chemical properties

Molecular Formula
C5H10ClNO
Molar Mass
135.59 g/mol
IUPAC Name
N,N-diethylcarbamoyl chloride

Chemical Identifiers

InChI
InChI=1S/C5H10ClNO/c1-3-7(4-2)5(6)8/h3-4H2,1-2H3
InChI Key
OFCCYDUUBNUJIB-UHFFFAOYSA-N

Overview

N,N-diethylcarbamoyl chloride (CAS 88-10-8) is an acyl chloride compound with reactive carbonyl functionality used in organic synthesis and chemical manufacturing processes. This organic compound, with the molecular formula C5H10ClNO and molecular weight of 135.59 g/mol, serves as an important intermediate in pharmaceutical and agrochemical synthesis. As a carbamoyl chloride derivative, it exhibits high reactivity due to its electrophilic carbon center, making it valuable for introducing carbamate functional groups into target molecules. The compound's structure features a diethylamino group attached to a carbonyl chloride, providing both nucleophilic and electrophilic reaction sites. N,N-diethylcarbamoyl chloride requires careful handling due to its classification as a Category 2 carcinogen and Category 4 acute toxin. The substance presents moderate skin and eye irritation risks (Category 2) and specific target organ toxicity (Category 3). Safety protocols must include appropriate personal protective equipment, adequate ventilation, and storage in dry conditions to prevent hydrolysis. Like other reactive chlorides such as tetrachlorosilane, this compound is moisture-sensitive and requires anhydrous handling conditions. Primary industrial applications include pharmaceutical intermediate synthesis, where it serves as a building block for drug compounds requiring carbamate linkages. The chemical industry utilizes this reagent for producing specialty chemicals and polymer additives. Additionally, it finds use in agrochemical manufacturing for developing pesticide and herbicide formulations. The compound falls under ADR Class 8 (corrosive substances) for transportation, requiring specialized shipping protocols. Its handling shares similarities with other reactive intermediates like hydroxylamine hydrochloride in terms of safety requirements and storage considerations. OYSI provides N,N-diethylcarbamoyl chloride as part of our comprehensive portfolio of specialty chemical intermediates for European industrial customers.

Safety & Classification

Warning
Classification:

Carc. 2; Acute Tox. 4 *; Acute Tox. 4 *; STOT SE 3; Skin Irrit. 2; Eye Irrit. 2

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H351

Suspected of causing cancer.

H332

Harmful if inhaled.

H302

Harmful if swallowed.

H335

May cause respiratory irritation.

H315

Causes skin irritation.

H319

Causes serious eye irritation.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Inhalation

Harmful

Measures if vapours or dust are inhaled

First Aid Actions

  • +P304IF INHALED:
  • +P340Remove person to fresh air and keep comfortable for breathing.
  • +P311Call a POISON CENTER/doctor.

Related hazard statements:

Skin Contact

Irritant

Measures if substance contacts the skin

First Aid Actions

  • +P302IF ON SKIN:
  • +P352Wash with plenty of water.
  • +P361Take off immediately all contaminated clothing.
  • +P313Get medical advice/attention.

Related hazard statements:

Eye Contact

Irritant

Measures if substance gets into the eyes

First Aid Actions

  • +P305IF IN EYES:
  • +P351Rinse cautiously with water for several minutes.
  • +P338Remove contact lenses, if present and easy to do. Continue rinsing.
  • +P313Get medical advice/attention.

Related hazard statements:

Ingestion

Harmful

Measures if substance is accidentally swallowed

First Aid Actions

  • +P301IF SWALLOWED:
  • +P330Rinse mouth.
  • +P331Do NOT induce vomiting.
  • +P310Immediately call a POISON CENTER/doctor.

Related hazard statements:

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Transport (ADR)

UN Number3265
ADR Class8
Packing GroupIII
Tunnel CodeE
Proper Shipping NameDiethylcarbaminsäurechlorid
Marine PollutantNo

Frequently Asked Questions

What is N,N-diethylcarbamoyl chloride?

N,N-diethylcarbamoyl chloride is an organic chemical compound with the molecular formula C5H10ClNO and CAS number 88-10-8. This carbamoyl chloride derivative has a molecular weight of 135.59 g/mol and belongs to the family of acyl chlorides. It is classified as a hazardous substance with carcinogenic properties (Category 2) and poses acute toxicity risks. The compound requires careful handling due to its corrosive nature and potential health impacts.

What are the physicochemical properties of N,N-diethylcarbamoyl chloride?

N,N-diethylcarbamoyl chloride is typically a liquid at room temperature with corrosive properties characteristic of acyl chlorides. As an organic chloride compound, it is likely soluble in organic solvents but reacts readily with water, releasing hydrochloric acid. The substance exhibits typical acyl chloride reactivity, being highly reactive toward nucleophiles including water, alcohols, and amines. Its corrosive nature requires appropriate containment materials resistant to chemical attack.

What is N,N-diethylcarbamoyl chloride used for?

N,N-diethylcarbamoyl chloride is primarily used as an intermediate in organic synthesis and pharmaceutical manufacturing. Its reactive acyl chloride functionality makes it valuable for introducing carbamoyl groups into organic molecules through nucleophilic substitution reactions. The compound serves as a building block in the synthesis of various pharmaceuticals, agrochemicals, and specialty chemicals. Industrial applications include the production of carbamate derivatives and other nitrogen-containing organic compounds used in research and manufacturing.

How to handle N,N-diethylcarbamoyl chloride safely?

N,N-diethylcarbamoyl chloride requires strict safety protocols due to its carcinogenic and corrosive properties. Personnel must wear appropriate PPE including chemical-resistant gloves, safety goggles, and protective clothing. Work should be conducted in well-ventilated areas or under fume hoods to prevent inhalation exposure. Avoid skin and eye contact completely. Use non-sparking tools and ensure proper grounding to prevent static discharge. Emergency eyewash stations and safety showers must be readily accessible in work areas.

How to store N,N-diethylcarbamoyl chloride correctly?

N,N-diethylcarbamoyl chloride must be stored in a cool, dry, well-ventilated area away from moisture and incompatible materials. Keep containers tightly closed and use chemically resistant materials for storage vessels. Store away from water, alcohols, amines, and other nucleophilic substances that can react violently with acyl chlorides. Maintain storage temperatures below ambient conditions and protect from direct sunlight. Implement appropriate fire prevention measures and ensure storage areas comply with local chemical storage regulations.

What to do in case of contact with N,N-diethylcarbamoyl chloride?

Immediate action is critical following contact with N,N-diethylcarbamoyl chloride. For skin contact, remove contaminated clothing and flush affected areas with copious amounts of water for at least 15 minutes. In case of eye contact, rinse immediately with water for at least 15 minutes and seek medical attention. If inhaled, move the person to fresh air immediately. For ingestion, do not induce vomiting and seek immediate medical care. Always consult a physician after any exposure incident.

How to dispose of N,N-diethylcarbamoyl chloride properly?

N,N-diethylcarbamoyl chloride disposal must comply with local and national hazardous waste regulations due to its carcinogenic classification. The substance cannot be disposed of through normal waste streams and requires treatment by licensed hazardous waste disposal companies. Small quantities may be neutralized carefully under controlled conditions by qualified personnel, but this should only be done following established safety protocols. Containers must be properly labeled and documented according to waste tracking requirements before collection.

How to transport N,N-diethylcarbamoyl chloride?

N,N-diethylcarbamoyl chloride is classified under ADR as Class 8 (Corrosive substances), Packing Group III for transportation purposes. Shipments must use appropriate packaging that meets UN specification requirements for corrosive materials. Vehicles must carry proper placarding and documentation including safety data sheets. Drivers require ADR certification for handling hazardous materials. Emergency response information must accompany shipments, and transport should avoid populated areas and environmentally sensitive locations where possible.

Is N,N-diethylcarbamoyl chloride subject to specific regulations?

N,N-diethylcarbamoyl chloride is subject to comprehensive chemical regulations including REACH registration requirements in the European Union and CLP classification obligations. Its carcinogenic classification (Category 2) subjects it to strict workplace exposure controls and labeling requirements. The substance requires safety data sheets compliant with current regulations and may be subject to authorization or restriction procedures. Companies handling this material must implement appropriate risk management measures and maintain compliance with occupational health and safety legislation.

Where to buy N,N-diethylcarbamoyl chloride in Europe?

N,N-diethylcarbamoyl chloride is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides this compound to qualified industrial and research customers with appropriate handling capabilities and regulatory compliance. As a controlled substance requiring specialized handling, purchases typically require verification of end-use applications and proper safety infrastructure. Contact OYSI directly for availability, technical specifications, and regulatory documentation required for your specific application and jurisdiction.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.