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Dimethylaminoborane

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Name

Dimethylaminoborane

EINECS 200-823-7
CAS No. 74-94-2 Density 0.69 g/cm3
Solubility 125 g/L in water at 20°C Melting Point 36 °C(lit.)
Formula C2H10BN Boiling Point 59-65 °C
Molecular Weight 58.92 Flash Point 65 °C
Transport Information UN 2926 4.1/PG 2 Appearance white crystalline powder with an amine odour
Safety 16-28-36/37-45-33-15 Risk Codes 11-24/25-36/37/38-20
Molecular Structure Molecular Structure of 74-94-2 (Dimethylaminoborane) Hazard Symbols FlammableF,ToxicT
Synonyms

Dimethylamine,compd. with BH3 (6CI);Dimethylamine, compd. with borane (1:1) (8CI);Methanamine, N-methyl-, compd. with borane (1:1);Borane, compd. withN-methylmethanamine (1:1);Borane, compd. with dimethylamine (1:1) (8CI);Methanamine, N-methyl-, boron complex;(Dimethylamine)trihydroboron;Dimethylamine compound with borane (1:1);Dimethylamine-borane;NSC 10218;Boron,trihydro(N-methylmethanamine)-, (T-4)-;

 

Dimethylaminoborane Consensus Reports

Reported in EPA TSCA Inventory.

Dimethylaminoborane Specification

The Dimethylaminoborane, with the CAS registry number 74-94-2, is also known as Dimethylamine compound with borane (1:1). It belongs to the product categories of Organometallics; B (Classes of Boron Compounds); Boranes; Reduction; Synthetic Organic Chemistry; Organoboron and borato-metal complexes. Its EINECS number is 200-823-7. This chemical's molecular formula is C2H10BN and molecular weight is 58.92. What's more, its systematic name is Trihydrido(N-methylmethanamine)boron. Its classification codes are: (1)Drug / Therapeutic Agent; (2)Mutation data; (3)Skin / Eye Irritant. It should be sealed and stored in a cool and ventilated place. Moreover, it should be protected from oxides, heat and fire. It is sensitive to water and air. This chemical is used in reductivealkylation of protein.

Physical properties of Dimethylaminoborane are: (1)#H bond acceptors: 1; (2)#H bond donors: 0; (3)#Freely Rotating Bonds: 1; (4)Polar Surface Area: 4.44 Å2.

When you are using this chemical, please be cautious about it as the following:
This chemical is highly flammable, so you should keep it away from sources of ignition - No smoking. It is toxic in contact with skin and if swallowed and is harmful by inhalation. After contact with skin, you must wash immediately with plenty of ... (to be specified by the manufacturer). This substance is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need wear suitable protective clothing and gloves. In case of accident or if you feel unwell, you should seek medical advice immediately (show the label where possible). You need take precautionary measures against static discharges and keep this chemical away from heat.

You can still convert the following datas into molecular structure:
(1)SMILES: [BH3-][NH+](C)C
(2)Std. InChI: InChI=1S/C2H10BN/c1-4(2)3/h4H,1-3H3
(3)Std. InChIKey: RUOMFVPJBOADHA-UHFFFAOYSA-N

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 intraperitoneal 55900ug/kg (55.9mg/kg)   "Boron, Metallo-Boron Compounds and Boranes," Adams, R.M., ed., New York, John Wiley & Sons, Inc., 1964Vol. -, Pg. 693, 1964.
guinea pig LDLo oral 50mg/kg (50mg/kg)   National Technical Information Service. Vol. OTS0535833.
mouse LD50 intraperitoneal 200mg/kg (200mg/kg)   Journal of Pharmaceutical Sciences. Vol. 69, Pg. 1025, 1980.
mouse LD50 intravenous 56mg/kg (56mg/kg)   U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#05150.
mouse LDLo oral 50mg/kg (50mg/kg)   National Technical Information Service. Vol. OTS0535833.
rabbit LD50 intraperitoneal 35100ug/kg (35.1mg/kg)   "Boron, Metallo-Boron Compounds and Boranes," Adams, R.M., ed., New York, John Wiley & Sons, Inc., 1964Vol. -, Pg. 693, 1964.
rabbit LD50 skin 210mg/kg (210mg/kg) KIDNEY, URETER, AND BLADDER: OTHER CHANGES National Technical Information Service. Vol. OTS0535833.
rat LD50 intraperitoneal 39mg/kg (39mg/kg)   "Boron, Metallo-Boron Compounds and Boranes," Adams, R.M., ed., New York, John Wiley & Sons, Inc., 1964Vol. -, Pg. 693, 1964.
rat LD50 oral 59mg/kg (59mg/kg)   American Industrial Hygiene Association Quarterly. Vol. 16, Pg. 280, 1955.

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