Sodium Borohydride 98%, CAS No. : 16940-66-2, EINECS No. : 241-004-4

Powder sodium borohydride 98%, cas no. 16940-66-2:
sodium borohydride (98%, powder)
properties:
chemical name: sodium borohydride
molecular formula: nabh4
cas number: 16940-66-2
einecs: 241-004-4
un: 1426
class: 4.3
molecular weight: 37.84
specific gravity: 25 ° c 1.074
shape: white crystalline solid powder
content: ≥ 98%
water were: ≤ 0.10%
uses: reduction of carbonyl and peroxide compounds, and organic chemicals refined one color, odor, and oxidation of solids removal and reduction.
product property of sodium borohydride nabh4 reduction with water:
sodium borohydride nabh4 reduction with water is an inorganic compound, as a white to off-white fine crystalline powder or lump. it has rapid reaction with methanol to produce hydrogen at normal room temperature.
specification for sodium borohydride nabh4 reduction with water:
index
specification
tinct
white crystalline powder
assay
98.0% min
loss on drying
0.30% max
applications:
1. The principal application of sodium borohydride is the production of sodium dithionite from sulfur dioxide: sodium dithionite is used as a bleaching agent for wood pulp and in the dyeing industry.
2. Sodium borohydride reduces aldehydes and ketones to give the related alcohols. This reaction is used in the production of various antibiotics including chloramphenicol, dihydrostreptomycin, and thiophenicol. Various steroids and vitamin a are prepared using sodium borohydride in at least one step.