CAS 102-32-9 3,4-Dihydroxybenzeneacetic Acid
ISO 1 Inquiries
102-32-9
0%
100g;1kg;25g
2022-12-31
Agrochemicals,Daily Chemicals,Catalysts & Chemical Auxiliary Agents,Extract,Inorganic Chemicals,Organic Intermediate
-
Product Description
-
Seller Information
-
Inquiry History
-
Description
Melting point 127-130 °C (lit.) Boiling point 257.07°C (rough estimate) density 1.3037 (rough estimate) refractive index 1.5090 (estimate) storage temp. Inert atmosphere,Room Temperature solubility water: soluble50mg/mL, clear, almost colorless pka 4.42±0.10(Predicted) form Powder, Crystals or Lumps color White to off-white BRN 2211017 CAS DataBase Reference 102-32-9(CAS DataBase Reference) NIST Chemistry Reference Acetic acid, (3,4-dihydroxyphenyl)-,(102-32-9) 
Packing
· 1kg/aluminium foil bag, with two plastic bags inside.
· 25kg/fiber drum, with two plastic bags inside.
Size:ID 42cm*H52cm,0.08m3/drum;
Net Weight:25kgs Gross Weight:28kgs.
Delivery- ≤50kg, Express delivery recommended, usually called as DDU service;
- ≤500kg,Air shipping recommended, usually called as CIF service;
- >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;
- For high value products, please select air shipping and express delivery for safety.
SHANDONG LOOK CHEMICAL CO.LTD, a new chemical enterprise in researching, manufacturing and supplying of chemicals located in beautiful "Spring City"-Jinan.Our company mainly working on the researching new-born APIs, intermediate ( especially Carbohydrate derivatives series). Meanwhile, we made huge breakthrough in industries of food, feed additives, cosmetics ,dye and industrial chemicals. Our company enjoyed great reputation both domestic and abroad under the belief of "Integrity management,Quality controlling and Customer orientation".
We had been cooperated with NingXia University and Shandong University on more than ten projects for years and which had been in mass production on the market. We now have more than 80 people in our team and built research center in Jinan and Ningxia. Our manufacturing site allocated in chemical industry parks of Zhangqiu, Heze, Dezhou and Ningxia Fine Chemical Park. We strictly complying with ISO9001 and ISO 2000 standard in manufacturing process, our lab and workshop tightly in accordance with GMP standard.Our products best selling in Europe, South and North America,Asia pacific area and Africa. We sincerely welcome new and regular customers around the world visit us for business negotiation.
FAQ- DO YOU ACCEPT SAMPLE ORDER?
We accept sample orders. We will make samples before mass production, and after sample approved, we'll begin mass production. Doing 100% inspection during production, then do random inspection before packing.
2.HOW TO CONFIRM THE PRODUCT QUALITY BEFORE PLACING ORDERS?
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.
3.WHAT'S YOUR MOQ?
Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
4.DO YOU SUPPLY PRODUCT REPORT?
Yes. We'll give you product analysis report before shipping.
5.IS THERE A DISCOUNT?
Different quantity has different discount.
Our Advantage
10 Years Experience
Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term.
Quality service
Company cooperates with research institutes. We strictly control the process of raw materials up to finished product.
24 hour serviceQuick and clear response to customers questions. Warm after sale service, we will help to solve the problems in your usage.
High quality
Dedicated to serving customers first, we provide reasonable prices, high quality products.CertificatesBasic Info-
Product Name:
DOPAC
Other Name:Benzeneacetic acid,3,4-dihydroxy-;Acetic acid,(3,4-dihydroxyphenyl)-;3,4-Dihydroxybenzeneacetic acid;DOPAC;Homoprotocatechuic acid;Ba 2773;Dopacetic acid;(3,4-Dihydroxyphenyl)acetic acid;Dihydroxyphenylacetic acid;NSC 73191;3′,4′-Dihydroxyphenylacetic acid;2-(3,4-Dihydroxyphenyl)acetic acid
CAS No.:102-32-9
Molecular Formula:C8H8O4
InChIKeys:InChIKey=CFFZDZCDUFSOFZ-UHFFFAOYSA-N
Molecular Weight:168.15
Exact Mass:168.15
EC Number:203-024-1
UNII:KEX5N0R4N5
NSC Number:73191
DSSTox ID:DTXSID9074430
HScode:29182900
Categories:
Characteristics-
PSA:
77.8
XLogP3:0.5
Appearance:Solid
Density:1.3037 (rough estimate)
Melting Point:128.5 °C
Boiling Point:257.07°C (rough estimate)
Flash Point:221.0±21.1 °C
Refractive Index:1.5090 (estimate)
Water Solubility:water: soluble 50mg/mL, clear, almost colorless;soluble in water and methanol.
Storage Conditions:-20ºC
Vapor Pressure:0mmHg at 25°C
PKA:4.25(at 30 °C)
Dissociation Constants:4.25 (at 30 °C)
Collision Cross Section:125.7 Ų [M-H2O-H]- [CCS Type: DT, Method: single field calibrated with Agilent tune mix (Agilent)]|139.9 Ų [M+Na-2H]- [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|140.4 Ų [M-2H+Na]-
Hazard IdentificationClassification of the substance or mixture
Skin irritation, Category 2
Eye irritation, Category 2
Specific target organ toxicity â single exposure, Category 3
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Warning
Hazard statement(s) H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
Response P302+P352 IF ON SKIN: Wash with plenty of water/...
P321 Specific treatment (see ... on this label).
P332+P317 If skin irritation occurs: Get medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P319 Get medical help if you feel unwell.
Storage P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions 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.
-
Seller Information
-
Business Type:
Manufactory
-
Main Products:
Agrochemicals,Daily Chemicals,Catalysts & Chemical Auxiliary Agents,Extract,Inorganic Chemicals,Organic Intermediate
-
Location:
hisense intelligence valley,no 2116,of phoenix road
-
Payment Terms:
TT against copy of documents,D/P,L/C
-
Average lead Time:
7
-
Total Annual Revenue:
Less than $1 million
-
Total Employees:
11-50
-
Year of Establishment:
2017
-
-
Inquiry History1 Inquiries
Country Product Purchase Quantity Date Posted 
Germany
DOPAC
999 KG Jul 12, 2023 Post an enquiry for this product
