126-30-7 C5H12O2 2,2-Dimethyl-1,3-propanediol CAS NO.126-30-7

2,2-dimethyl-1,3-propanediol basic information

product name:	2,2-dimethyl-1,3-propanediol
synonyms:	1,3-dihydroxy-2,2-dimethylpropane;1,3-propanediol,2,2-dimethyl-;2,2-dimethyl-1,3-dihydroxypropane;2,2-dimethyl-3-propanediol;2,2-dimethylpropane-1,3-diol;2,2-dimethyltrimethyleneglycol;3-propanediol,2,2-dimethyl-1;dimethylolpropane
cas:	126-30-7
mf:	c5h12o2
mw:	104.15
einecs:	204-781-0
product categories:	intermediates of dyes and pigments;organics
mol file:	126-30-7.mol

2,2-dimethyl-1,3-propanediol chemical properties

mp	126-128 °c
bp	208 °c
density	1.06
vapor density	3.6 (vs air)
vapor pressure	<0.8 mm hg ( 20 °c)
fp	107 °c
water solubility	830 g/l (20 ºc)
sensitive	hygroscopic
merck	14,6458
brn	605291
stability:	stable. incompatible with strong oxidizing agents, acetic anhydride, acid chlorides, moisture. combustible.
cas database reference	126-30-7(cas database reference)
nist chemistry reference	1,3-propanediol, 2,2-dimethyl-(126-30-7)
epa substance registry system	1,3-propanediol, 2,2-dimethyl-(126-30-7)

safety information

hazard codes	xi
risk statements	36/37/38-36-41
safety statements	26-36-39
wgk germany	1
rtecs	ty5775000
f	3

msds information

2,2-dimethyl-1,3-propanediol usage and synthesis

chemical properties	white solid
usage	npg glycol is used in the synthesis of tetraphenylporphyrins. also used in the synthesis of bryostatin 2, a protein kinase modulator.
general description	white crystalline solid. melting point 130°c.
air & water reactions	soluble in water.
reactivity profile	2,2-dimethyl-1,3-propanediol may generate toxic gases in combination of with alkali metals, nitrides, and strong reducing agents. reacts with inorganic acids and carboxylic acids to form esters plus water. converted to aldehydes or acids by oxidizing agents. may initiate the polymerization of isocyanates and epoxides.
health hazard	may be harmful by ingestion or skin absorption. causes eye and skin irritation. material is irritating to mucous membrane and upper respiratory tract. inhalation: call for medical aid. remove to fresh air. if breathing has stopped, give artificial respiration. if breathing is difficult, give oxygen.
fire hazard	special hazards of combustion products: emits toxic fumes under fire condition.

2,2-dimethyl-1,3-propanediol preparation products and raw materials

raw materials

isobutyraldehyde-->sodium formate-->trimethylacetaldehyde

preparation products

sodium formate-->triethylene glycol dimethacrylate-->unsaturated polyester resin-->3-fluoro-2-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)benzonitrile-->2-chloro-6-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)benzonitrile-->2-bromo-6-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)benzonitrile-->4-(trifluoromethyl)-2-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)benzonitrile-->3-methoxy-2-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)benzonitrile-->4-chloro-2-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)benzonitrile-->2-methoxy-6-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)benzonitrile-->5-(trifluoromethyl)-2-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)benzonitrile-->2-(trifluoromethyl)-6-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)benzonitrile-->2-cyano-5-bromophenylboronic acid pinacol ester-->ibuprofen-->isoquinoline-4-boronic acid 2,2-dimethylpropanediol-1,3 cyclic ester

hennan sunlake enterprise corporation is located in henan province , the central plain of china , which enjoys favorable geogeaphical position and convenient transportion, the com[any was established in june. 1998 , until now having more than 18 years experience in manufacturing & exporting chemical raw material .

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