China (Mainland)
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TIANFUCHEM--99-50-3--High purity 3,4-Dihydroxybenzoic acid factory price CAS NO.99-50-3
- FOB Price: USD: 2,000.00-2,000.00 /Metric Ton Get Latest Price
- Min.Order: 1 Metric Ton
- Payment Terms: L/C,T/T
- Available Specifications:
1(1-20)Metric Ton
- Product Details
Keywords
- TIANFUCHEM--99-50-3
- High purity 3,4-Dihydroxybenzoic acid
- 3,4-Dihydroxybenzoic acid factory price
Quick Details
- ProName: TIANFUCHEM--99-50-3--High purity 3,4-D...
- CasNo: 99-50-3
- Molecular Formula: C7H7NO2
- 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 Metric Ton
- Heavy metal: N/A
- Grade: Industrial Grade,Food Grade
- Transportation: N/A
Superiority
TIANFUCHEM--99-50-3--High purity 3,4-Dihydroxybenzoic acid factory price
Our company was built in 2009 with an ISO certificate.In the past 10 years,
we have grown up as a famous fine chemicals supplier in China
And we had established stable business
relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.
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
TIANFUCHEM--99-50-3--High purity 3,4-Dihydroxybenzoic acid factory price
Our company was built in 2009 with an ISO certificate.In the past 10 years,
we have grown up as a famous fine chemicals supplier in China
And we had established stable business
relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.
Details
3,4-Dihydroxybenzoic acid
English Synonyms: Carbohydroquinonic acid; Hypogallic acid; Protocatechuic aci; Protocatechuic acid, 4-Carboxybenzene-1,2-diol, 4- Carboxycatechol; 3,4-Dihydroxybenzoic acid / protocatechuicacid; ); 3,4-Dihydroxybenzoic acid Vetec (TM) reagent grade, 97%; 3,4-Dihydroxybenzoic acid,> = 99%
CAS number: 99-50-3
Molecular formula: C7H6O4
Molecular weight: 154.12
EINECS No. 202-760-0
Chinese herbal medicine reference standard from Chinese medicinal herbs (TCM); standardized herbal extract; reference standard from Chinese medicinal herbs; reference standard from Chinese medicinal herbs; Aromatics, Metabolites & Impurities, Pharmaceuticals, Intermediates & Fine Chemicals; General Reagents; Small Molecules Inhibitors; Inhibitors; Small Molecules Inhibitors; Natural Products; Flavors & Fragrances; Chemical Reagents; Food Additives; Agriculture and Environmental Standards; Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts; Benzoic Acid Derivative; Organic Acids; Pharmaceutical Intermediates; Pharmaceutical Raw Materials; API; sy; Aromatic Allium cepa (Onion); Building Blocks; C7; Carbonyl Compounds; Carboxylic Acids; Chemical Curcuma longa (Turmeric); Ginkgo biloba; Nutrition Research; Organic Building Blocks; Phytochemicals by Plant (Food / Spice / Herb); Vaccinium myrtillus (Bilberry)
Mol File: 99-50-3.mol
3,4-dihydroxybenzoic acid
3,4-dihydroxybenzoic acid properties
Melting point 197-200 ° C (dec.) (Lit.)
Density 1.54
FEMA 4430 | 3,4-DIHYDROXYBENZOIC ACID
Store below + 30 ° C.
Solubility 20g / l
Form Fine Crystalline Powder
Acidity coefficient (pKa) 4.48 (at 25 ° C)
Color Beige to brown
Soluble in hot alcohol and ether. Slightly soluble in water.
Sensitivity
Merck 14,7894
BRN 1448841
Stable. Incompatible with strong oxidizing agents, strong bases.
CAS Database 99-50-3 (CAS DataBase Reference)
EPA chemical information Benzoic acid, 3,4-dihydroxy- (99-50-3)
3,4-dihydroxybenzoic acid use and synthesis method
Chemical nature of white to slightly brown needle crystal. Melting point of about 200 ℃ (decomposition). Soluble in hot water, ethanol and ether, slightly soluble in cold water, insoluble in benzene. Decomposes in boiling water and emits carbon dioxide. Case of ferric chloride aqueous solution was green, sodium bicarbonate case was dark red.
Use as a dye, pharmaceutical intermediates
Use as a dye, pharmaceutical intermediates, analytical reagents (test iron).
Production methods Vanillin by alkali melting, acidification derived.
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 .
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 Service
