Abstract:N,O-dimethyl-N'-nitroisourea (MNO, CAS:255708-80-6) as an important synthetic intermediate of dinotefuran, the demand of dinotefuran has increased rapidly in recent years.

Keywords:N,O-Dimethyl-N'-nitroisourea;CAS 255708-80-6;MNO;dinotefuran; insecticide;C3H7N3O3

1.Physical and chemical properties

Chemical name: N,O-dimethyl-N'-nitroisourea (MNO)

Appearance: White crystalline powder

Active ingredient: ≥99%

CAS No. : 255708-80-6

Molecular formula: C3H7N3O3

2.Performance characteristics

2.1 Appearance: N,O-dimethyl-N'-nitroisourea (MNO) is a white crystal.

2.2 Solubility: N,O-dimethyl-N'-nitroisourea (MNO) is slightly dissolved in water and has good solubility in most organic solvents.

2.3 Stability: N,O-dimethyl-N'-nitroisourea (MNO) is relatively stable at room temperature, but has the risk of explosion at high temperatures.

3.Application field

3‌.1 N,O-dimethyl-N'-nitroisourea (MNO) is used as an organic synthesis intermediate and pharmaceutical intermediate ‌, mainly used in laboratory research and development and chemical production.

‌ 3.2 N,O-dimethyl-N'-nitroisourea (MNO) is an important intermediate in the synthesis of new low-toxic insecticides ‌, such as dinotefuran.

‌3.3 N,O-dimethyl-N'-nitroisourea (MNO) has the advantages of safety, convenient operation and high yield ‌, showing its advantages in the synthesis of L-2, 4-dinitrophenylalanine and other compounds.

4.Safety information

4.1 N,O-dimethyl-N'-nitroisourea (MNO) is a potentially explosive compound and should be handled with care.

4.2 N,O-dimethyl-N'-nitroisourea (MNO) should be used with adequate personal protection, such as wearing chemical protective gloves and goggles.

4.3 N,O-dimethyl-N'-nitroisourea (MNO) Avoid contact with skin, eyes and respiratory tract. In case of contact, wash immediately with plenty of water.

4.4 N,O-dimethyl-N'-nitroisourea (MNO) should be operated in a well-ventilated area, away from open flames and heat sources.

4.5 Do not inhale N,O-dimethyl-N'-nitroisourea (MNO) dust or gas, and avoid ingestion or swallowing.

4.6 N,O-dimethyl-N'-nitroisourea (MNO) should be stored properly, away from inorganic substances, oxidants and combustibles.