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Top Quality Pharmaceutical Intermediates Organic Spices Synthesis 99% Pure CAS 139-85-5 3, 4-Dihydroxybenzaldehyde/Protocatechualdehyde Powder

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CAS No.:

139-85-5

Grade:

Pharmaceutical Grade

Content:

99.9%

Port:

Tianjin

Brand:

Packaging:

25kg/bag

Sample Available:

Yes

Price valid (until):

2025-03-31

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Hebei Shunxing Import and Export Co.,Ltd

Company Type:

Trader

Location:

China

Payment Terms:

TT against copy of documents,L/C,TT against B/L draft before shipment,100% TT in advance

Average Lead Time:

7 days

Qualification:

Main Products:

HPMC,Lithium Carbonate,Cellulose Acetate Tow,EVA resin,Terpene Resin,PP fiber

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Product Description
Seller Information
Inquiry History

Description

Product Description

Product name: 3,4-Dihydroxybenzaldehyde
CAS No: 139-85-5
Molecular formula: C7H6O3

Item	Specification
Appearance	Grayish white solid powder
Content (wt%)	≥99%
Loss on drying(wt%)	≤1.0
Monohybrid(wt%)	≤0.5

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Company Profile

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1. Strong professional ability: We have a team composed of many experts with rich experience and sales staff with very high professional level, with outstanding professional ability.

2. Good product quality: The company strictly controls the quality of its products, and all products comply with relevant national standards to ensure that it provides customers with the highest quality products.

3. Product prices are affordable: We are customer demand-oriented and provide the most competitive product prices to ensure that customers can get the greatest value return.

4. Good service: The company aims at customer satisfaction and provides all-round and thoughtful services. Hebei Weibang Biotechnology Co., Ltd. Currently specializes in the production and trade of flavors and fragrances, daily chemicals, detergents, UV absorbers / light stabilizers, and chemical additives.

From product production, transportation to export, all are managed by our own team Responsible for the production department, a closed loop is formed to provide customers with very cost-effective and high-quality chemical raw materials. After several years of hard work in the Chinese and international chemical markets, Weibang has received positive responses and recognition from many customers and has moved itself towards the international market.

In the future, Weibang will continue to invest very high-quality services and products in the global chemical market to further expand our market, further enhance our professional level, and bring real benefits to global customers. Hebei Weibang Biotechnology Co., Ltd. Has won the trust and praise of customers with its professional technical capabilities, high-quality product quality, affordable product prices and good services. If you are looking for a professional chemical products company, then Hebei Weibang Biotechnology Co., Ltd. is definitely worth your consideration.

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Why choose us

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Shipping

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FAQ

Q1: Quality Assurance
A1: Weibang strictly controls the quality of the products, and all products comply with relevant national standards to ensure that it provides customers with the highest quality products.

Q2:Export Experience
A2:Weibang has more than 10 years of chemical product export experience,We has successfully entered mor than 100 countryies,including German,Russia,South Korea,Philippines and So on.

Q3:Lead-time and Freight
A3: Only need 1-3 workdays for most goods in stock. Delivery time is around 3-7 business days by DHL,FedEx,UPS.Experienced freight forwarders arrange shipment for us, with low price and first-class service.

Q4:Terms of Payment
A4: T/T, 30% deposit will be required before the mass production and 70% balance which will be paid before sending the order.

Q5:Sample order
A5:We accept sample order.Free sample can be supplied if need.

ECHEMI Editorial Reference

Brown powderIs a phenolic aldehyde crystalline compound with the molecular formula C7H6O3. The compound is released from cork stoppers into wine. Also known as procatechuic aldehyde, protocatechualdehyde can be found in barley, grapevine, green Cavendish, and root of herb S. miltiorrhiza. The compound contains pro-apoptotic and antiproliferative properties against human breast cancer cells as well as colorectal cancer cells by reducing the expression of cyclin D1 and β-catenin.
3,4-dihydroxybenzaldehyde is a dihydroxybenzaldehyde.|Also known as protocatechuic aldehyde, protocatechualdehyde is a naturally-occuring phenolic aldehyde that is found in barley, green cavendish bananas, grapevine leaves and root of the herb S. miltiorrhiza. Protocatechualdehyde possesses antiproliferative and pro-apoptotic properties against human breast cancer cells and colorectal cancer cells by reducing the expression of pro-oncogenes β-catenin and cyclin D1.

Research & Reference Note

Top Quality Pharmaceutical Intermediates Organic Spices Synthesis 99% Pure CAS 139-85-5 3, 4-Dihydroxybenzaldehyde/Protocatechualdehyde Powder is listed on ECHEMI for industrial / laboratory sourcing. This listing is for industrial and laboratory research use. Product information on ECHEMI is provided for sourcing and specification reference. It is not medical advice, a clinical recommendation, or an approved therapy description. Always verify regulatory status, purity, and intended use with the supplier and applicable authorities before purchase or use.

Authoritative sources

Disclaimer: This listing is for industrial and laboratory research use. Product information on ECHEMI is provided for sourcing and specification reference. It is not medical advice, a clinical recommendation, or an approved therapy description. Always verify regulatory status, purity, and intended use with the supplier and applicable authorities before purchase or use.

Reviewed by ECHEMI Scientific Review - Platform editorial review for research chemicals

Basic Info

Product Name:

3,4-Dihydroxybenzaldehyde

Other Name:

Benzaldehyde,3,4-dihydroxy-;Protocatechualdehyde;3,4-Dihydroxybenzaldehyde;3,4-Dihydroxybenzenecarbonal;Protocatechuic aldehyde;4-Formyl-1,2-dihydroxybenzene;Rancinamycin IV;1,2-Dihydroxy-4-formylbenzene;NC 033;4-Formyl-1,2-benzenediol;Catechaldehyde;NSC 22961;4-Formylcatechol;3,4-Dihydroxybezaldehyde;4-Formyl-2-hydroxyphenol

CAS No.:

139-85-5

Molecular Formula:

C7H6O3

InChIKeys:

InChIKey=IBGBGRVKPALMCQ-UHFFFAOYSA-N

Molecular Weight:

138.12100

Exact Mass:

138.12

EC Number:

205-377-7

UNII:

4PVP2HCH4T

NSC Number:

22961

DSSTox ID:

DTXSID4074512

HScode:

29124900

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

57.53000

XLogP3:

1.3

Appearance:

brown powder

Density:

1.409g/cm3

Melting Point:

153 °C (decomp)

Boiling Point:

295.4ºC at 760mmHg

Flash Point:

146.7ºC

Refractive Index:

1.674

Water Solubility:

50 g/L (20 ºC)

Storage Conditions:

2-8ºC

Vapor Pressure:

0.000867mmHg at 25°C

See More 3,4-Dihydroxybenzaldehyde Properties 

Hazard Identification

Classification of the substance or mixture

Not classified.

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	No symbol.
Signal word	No signal word
Hazard statement(s)	none
Prevention	none
Response	none
Storage	none
Disposal	none

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More 3,4-Dihydroxybenzaldehyde Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
HPMC,Lithium Carbonate,Cellulose Acetate Tow,EVA resin,Terpene Resin,PP fiber

Location:
Building 4, Feicui Building, No. 366 Xinshi North Road, Qiaoxi District, Shijiazhuang City, Hebei Province

Payment Terms:
TT against copy of documents,L/C,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
7 days

Total Annual Revenue:
$5 million-$10 million

Total Employees:
51-100

Year of Establishment:
2024

Hebei Shunxing Import and Export Co., Ltd. distributes and wholesales best-selling chemical products in the consumer market, enjoying a high position among consumers. The company has established long-term and stable cooperative relationships with multiple retailers and agents. The company was founded in 2012 and has a sales history of over 10 years. There are around 160 employees. Hebei Shunxing Import and Export Co., Ltd. operates a complete range of chemical products at reasonable prices. Our company has strong strength, values credit, abides by contracts, and guarantees product quality. With the characteristics of diversified business and the principle of small profits and quick sales, we have gained the trust of more and more customers. In today's increasingly transparent product prices, our company has won the trust of our customers with its thoughtful service and excellent product quality, and has established a mutually beneficial cooperative relationship with them. The company will continue to make friends from all walks of life in an honest and mutually beneficial manner, warmly welcoming friends from all walks of life。
The company's main products are HPMC, PM, MDEA, LAS60%, Tween (R) 80, EDTA,white oil and so on.Most of them belong to general organic chemicals

Inquiry History

2 Inquiries

Country	Product	Purchase Quantity	Date Posted
Russia	Protocatechualdehyde 3,4-Dihydroxybenzaldehyde	100 KG	Nov 20, 2024
Turkey	3,4-Dihydroxybenzaldehyde	100 MT	Feb 13, 2024

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Protocatechualdehyde CAS 139-85-5 Purity 99% with Best Price	/		Shandong zhishang chemical Co.,Ltd	Inquiry
3,4-Dihydroxybenzaldehyde	Industrial Grade/99		tianchen	Inquiry

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Top Quality Pharmaceutical Intermediates Organic Spices Synthesis 99% Pure CAS 139-85-5 3, 4-Dihydroxybenzaldehyde/Protocatechualdehyde Powder

Product Description

Seller Information

Inquiry History

Product Description

Classification of the substance or mixture

GHS label elements, including precautionary statements

Other hazards which do not result in classification

Precautions for safe handling

Conditions for safe storage, including any incompatibilities

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