3,4-Dihydroxybenzaldehyde CAS NO.139-85-5

1.High quality : the purity is 99% min . through multiple producing procedures. 2.Competitive price : low price because of our skilled production technolpgy ,save the production cost at most , and give big profit room to our customers545.Safe and fast de??very : we have professional shipment team for each package , the best shipping lines , each package can reach safe ly and fastly . 4.Varied shipment methods : We can ship via EMS , HKEMS ,FEDEX ,DHL ,TNT,UPS for small packages (from 100g to 10kgs ), and by air or by sea for big quantity . Once ship out , there is a tracking number for your package , you can follow it online, more convenient 5.Good service : 100g order or 100kgs order , we will treat as the same . thinking of all possible problems for the customer ,giving the best suggestions , and good professional guide for the products.

3,4-Dihydroxybenzaldehyde 139-85-5 C7H6O3

Name ：	3,4-Dihydroxybenzaldehyde
Other name ：	Protocatechualdehyde; 3,4-Dihydroxybenzaldehyd (Protocatechualdehyde); protocatechuic aldehyde; AURORA 17180; AKOS BBS-00003254; 4-FORMYL-1,2-Dihydroxybenzene; 1,2-Dihydroxy-4-formylbenzene; 3,4-dihydroxy-benzaldehyd; 3, 4-Dihydroxy benzlaldehyde; 3,4-Dihydroxy benzlaldehyde
CAS：	139-85-5
EINECS：	205-377-7
MF：	C7H6O3
MW：	138.1207
InChI：	InChI=1/C7H6O3/c8-4-5-1-2-6(9)7(10)3-5/h1-4,9-10H
Density：	1.409g/cm3
Melting point：	152-157℃
Borning point ：	295.4°C at 760 mmHg
Flash point ：	146.7°C
Water solution ：	50 g/L (20℃)
Pression ：	0.000867mmHg at 25°C