China (Mainland)
Assessedsupplier
High purity CAS 99-50-3 3,4-Dihydroxybenzoic acid in stock CAS NO.99-50-3
- FOB Price: USD: 100.00-100.00 /Kilogram Get Latest Price
- Min.Order: 1 Gram
- Payment Terms: L/C,T/T
- Available Specifications:
1(1-100)Kilogram
- Product Details
Keywords
- High purity CAS 99-50-3
- CAS 99-50-3 3,4-Dihydroxybenzoic acid
- 3,4-Dihydroxybenzoic acid in stock
Quick Details
- ProName: High purity CAS 99-50-3 3,4-Dihydroxyb...
- CasNo: 99-50-3
- Molecular Formula: C7H6O4
- Appearance: White powder
- Application: API，Pharmaceutical intermediates
- DeliveryTime: In Stock
- PackAge: 25KGS/Drum
- Port: China Main Port
- ProductionCapacity: 1000 Metric Ton/Day
- Purity: 99%
- Storage: Room temperature
- Transportation: BY SEA
- LimitNum: 1 Gram
- Heavy metal: N/A
- Grade: Industrial Grade,Food Grade
- Transportation: N/A
Superiority
High purity CAS 99-50-3 3,4-Dihydroxybenzoic acid in stock
Our main business covers the fields below:
1.Noble Metal Catalysts (Pt.Pd...)
2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...)
3.OLED intermediates (Fluorene,Carbazole,Boric acid...)
4.Pharmaceutical intermediates
About us
1.More than 10 years chemical exporting experience
We have produced chemical more than fifteen years., 80% products are for export .
More than 10 years chemical exporting experience. Good and stabilized factory price.
2.Strict quality control system
3.Supply sample
Before order , we can send the sample for your testing . We ensure the quality is the same as bulk quantity .
Our advantage:
Q1:Can I get the free sample
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2: How to start orders or make payments
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information.
Payment by T/T, or Paypal or L/C.
Q3: How to confirm the Product Quality before placing orders
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples.
You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q4:What’s your MOQ
A:Usually according you demand.
Q5: How about delivery leadtime
A:Delivery lead time: As soon as possible. (Chinese holiday not included)
Q6:Is there a discount
A:Different quantity has different discount.
Q7: How to contact us
A:You can chat with us by Trademanager,Email,WhatsAPP,Wechat.
You can choose your interested products and send inquiry to us.
You can dial our telephone directly, you will get our reply.
Details
High purity CAS 99-50-3 3,4-Dihydroxybenzoic acid in stock
Details
CAS: 99-50-3
MF: C7H6O4
MW: 154.12
EINECS: 202-760-0
Product Categories: Allium cepa (Onion);Building Blocks;C7;Carbonyl Compounds;Carboxylic Acids;Chemical Synthesis;Curcuma longa (Turmeric);Ginkgo biloba;Nutrition Research;Organic Building Blocks;Phytochemicals by Plant (Food/Spice/Herb);Vaccinium myrtillus (Bilberry);chemical reagent;pharmaceutical intermediate;phytochemical;reference standards from Chinese medicinal herbs (TCM).;standardized herbal extract;Aromatics, Metabolites & Impurities, Pharmaceuticals, Intermediates & Fine Chemicals;Inhibitors;Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts;BenzoicAcidDerivative;Organic acids;API;sy
Mol File: 99-50-3.mol
3,4-Dihydroxybenzoic acid Structure
3,4-Dihydroxybenzoic acid Chemical Properties
Melting point 197-200 °C (dec.)(lit.)
Boiling point 237.46°C (rough estimate)
density 1.54
FEMA 4430 | 3,4-DIHYDROXYBENZOIC ACID
refractive index 1.6400 (estimate)
storage temp. Store below +30°C.
solubility 20g/l
pka 4.48(at 25℃)
form Fine Crystalline Powder
color Beige to brown
Water Solubility Soluble in hot alcohol and ether. Slightly soluble in water.
Sensitive Air Sensitive
Merck 14,7894
BRN 1448841
Stability: Stable. Incompatible with strong oxidizing agents, strong bases.
InChIKey YQUVCSBJEUQKSH-UHFFFAOYSA-N
CAS DataBase Reference 99-50-3(CAS DataBase Reference)
EPA Substance Registry System Protocatechuic acid (99-50-3)
Packing:
About us
1.More than 10 years chemical exporting experience
We have produced chemical more than fifteen years., 80% products are for export .
More than 10 years chemical exporting experience. Good and stabilized factory price.
2.Strict quality control system
3.Supply sample
Before order , we can send the sample for your testing . We ensure the quality is the same as bulk quantity .
Delivery:
Our advantage:
Q1:Can I get the free sample
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2: How to start orders or make payments
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information.
Payment by T/T, or Paypal or L/C.
Q3: How to confirm the Product Quality before placing orders
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples.
You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q4:What’s your MOQ
A:Usually according you demand.
Q5: How about delivery leadtime
A:Delivery lead time: As soon as possible. (Chinese holiday not included)
Q6:Is there a discount
A:Different quantity has different discount.
Q7: How to contact us
A:You can chat with us by Trademanager,Email,WhatsAPP,Wechat.
You can choose your interested products and send inquiry to us.
You can dial our telephone directly, you will get our reply.
Our Factory
