USD $1.00-1.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
chemsigma is the sales center of nanjing king-pharm co.ltd. and dewei chemicals industry.
we are engaged in developing and manufacturing api, pharmaceutical intermediates, biochemicals, frangrance chemicals and some other specialty chemicals.
since 1990, we have accumulated rich experience in cmo&cdmo, and provided products and service to customers all over the world.
pls contact with us freely for getting detailed product specifications, product tech. date sheet, coa and msds, prices, delivery time and payment terms.
molecular formula: c16h28o6p2
molecular weight: 378.34
cas no: 4546-04-7
other names: phosphonic acid, p, p '- [1, 4 - phenylenebis (methylene)] bis -, p, p, p', 'p - tetraethyl ester
phosphonic acid, (p - phenylenedimethylene) di -, tetraethyl ester phosphonic acid, [1, 4 - phenylenebis (methylene)] bis -, tetraethyl ester
1, 4 - bis (diethoxyphosphinylmethyl) benzene
1, 4 - xylenebis (diethylphosphonate)
technical indicators
content: 99%
nature of the product
appearance: white to off - white powder (white solid)
specific gravity (20/20 ° c) : 1.153
melting point: 72-76
boiling point: 263.7 ° c
the refractive index (n20 / d) : 1.484
hs code: 2920900090