33725-74-5

Name Tetrabutylammonium borohydride
CAS 33725-74-5
EINECS(EC#) 251-658-2
Molecular Formula C16H40BN
MDL Number MFCD00012035
Molecular Weight 257.31
MOL File 33725-74-5.mol
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Chemical Properties

Appearance white crystalline powder
Melting point  124-128 °C (lit.)
Fp  140°(284°F)
storage temp.  water-free area
solubility  Chloroform (Sparingly), DMSO (Sparingly, Heated, Sonicated), Methanol (Slightly
form  Crystalline Powder and Chunks
color  White
Water Solubility  Soluble
Sensitive  Moisture Sensitive
BRN  4212332
Stability: Hygroscopic, Moisture Sensitive
InChI InChI=1S/C16H36N.BH4/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;/h5-16H2,1-4H3;1H4/q+1;-1
InChIKey GMBOFJFPOCGSOI-UHFFFAOYSA-N
SMILES [N+](CCCC)(CCCC)(CCCC)CCCC.[B+3]([H-])([H-])([H-])[H-]
CAS DataBase Reference 33725-74-5(CAS DataBase Reference)
Storage Precautions Moisture sensitive
EPA Substance Registry System 33725-74-5(EPA Substance)

Safety Data

Symbol(GHS)  Flame (GHS02)Corrosion (GHS05)
GHS02,GHS05
Signal word  Danger
Hazard statements  H261-H314
Precautionary statements  P223-P231+P232-P260-P280-P303+P361+P353-P305+P351+P338
Hazard Codes  F,C
Risk Statements 
R15:Contact with water liberates extremely flammable gases.
R34:Causes burns.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S43:In case of fire, use ... (indicate in the space the precise type of fire-fighting equipment. If water increases the risk add-Never use water) .
S7/8:Keep container tightly closed and dry .
S37/39:Wear suitable gloves and eye/face protection .
S25:Avoid contact with eyes .
RIDADR  UN 3131 4.3/PG 2
WGK Germany  3
F  10
Hazard Note  Flammable/Corrosive/Moisture Sensitive
TSCA  Yes
REACH Registrations Active
HazardClass  4.3
PackingGroup  I
HS Code  29239000
Storage Class 4.3 - Hazardous materials which set free flammable gases upon contact with water
Hazard Classifications Skin Corr. 1B
Water-react 2

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