USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
protocatechualdehyde basic information |
product name: | protocatechualdehyde |
synonyms: | aurora 17180;akos bbs-00003254;3,4-dihydroxybenzaldehyde;4-formyl-1,2-dihydroxybenzene;protocatechualdehyde;protocatechuic aldehyde;1,2-dihydroxy-4-formylbenzene;3,4-dihydroxy-benzaldehyd |
cas: | 139-85-5 |
mf: | c7h6o3 |
mw: | 138.12 |
einecs: | 205-377-7 |
product categories: | fine chemical & intermediates;aromatic aldehydes & derivatives (substituted);benzaldehydederivative;benzaldehyde;aldehydes;aromatics;herb extract;chemical reagent;pharmaceutical intermediate;phytochemical;reference standards from chinese medicinal herbs (tcm).;standardized herbal extract;inhibitors |
mol file: | 139-85-5.mol |
protocatechualdehyde chemical properties |
mp | 150-157 °c(lit.) |
storage temp. | 2-8°c |
color | slightly brown |
water solubility | 50 g/l (20 ºc) |
sensitive | air sensitive |
merck | 14,7893 |
brn | 774381 |
stability: | stable. incompatible with strong bases, strong oxidizing agents. |
cas database reference | 139-85-5(cas database reference) |
nist chemistry reference | 3,4-dihydroxybenzaldehyde(139-85-5) |
epa substance registry system | benzaldehyde, 3,4-dihydroxy-(139-85-5) |
safety information |
hazard codes | xi |
risk statements | 36/37/38 |
safety statements | 26-36-37/39 |
wgk germany | 3 |
rtecs | ul0380000 |
f | 9 |
hazard note | irritant/air sensitive |
hs code | 29124900 |
msds information |
provider | language |
---|---|
protocatechualdehyde | english |
sigmaaldrich | english |
acros | english |
alfa | english |
protocatechualdehyde usage and synthesis |
chemical properties | brown powder |
protocatechualdehyde preparation products and raw materials |
service we provide:
1. mixed container, we can mix different items in one container.
2. quality control, before shipment, free sample for test. after shipment, keep sample for 3 years
3. prompt shipment with professional documents
4. packing as your request, with photo before shipment
we have clients throughout the world:
professional service and rich experience make customers feel at ease, adequate stock and fast delivery meet your desire.
our laboratoy
we have our own independent lab test center:
this makes sure that our technology support is reliable and authoritative.all of self-owned fine chemicals are manufactured strictly in accordance with international standard.,and also has scientific cooperation with local colleges and institutes.
our factory
high quality with competitive price:
we are manufacturer and can provide high quality products with factory price
package & shipment
fast and safe delivery:
parcels can be sent out within 24 hours after payment. tracking number is available
secure and discreet shipment. you have various choices of transportation methods