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Home> Products > Organic Intermediates > Pharmaceutical Intermediates > CAS DataBase Listed 1 > CAS 139-85-5
139-85-5 structure 3D

139-85-5

  • Molecular Weight: 138.12074
  • Formula: C19H22N4
  • Name: 5H-1,3,4-Thiadiazolo[3,2-a][1,3,5]triazine-5,7(6H)-dione,2-(4-ethoxy-3,5-dimethoxyphenyl)-6-(4-methylphenyl)-
  • Synonyms: AURORA 17180; AKOS BBS-00003254; Protocatechualdehyde; protocatechuic aldehyde; 3,4-dihydroxy-benzaldehyd; 3, 4-Dihydroxy benzlaldehyde; 4-FORMYL-1,2-DIHYDROXYBENZENE; 1,2-Dihydroxy-4-formylbenzene; 3,4-Dihydroxybenzaldehyd (Protocatechualdehyde)
Properties Safety and Handling MSDS NMR Spectrum Synthesis Route Precursor and Product Computational chemical data
Identification of 139-85-5 Safety Data
  • [Risk Codes]
  • R36/37/38:Irritating to eyes, respiratory system and skin
  • [Safety Statements]
  • S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
  • S37/39:Wear suitable gloves and eye/face protection
Properties
  • Appearance:
  • brown powder
  • Molecular Weight:
  • 138.12074
  • Density:
  • 1.223
  • Boiling Point:
  • 629.6°Cat760mmHg
  • Melting Point:
  • 152-157℃
  • Storage Temperature:
  • 2-8°C
  • Refractive index:
  • 1.674
  • Solubility:
  • Water solubility: 50 g/L (20 °C)
  • Stability:
  • Stable. Incompatible with strong bases, strong oxidizing agents.
  • More Properties>>
Upstream Product Downtream information
There are 339 suppliers who can provide 5H-1,3,4-Thiadiazolo[3,2-a][1,3,5]triazine-5,7(6H)-dione,2-(4-ethoxy-3,5-dimethoxyphenyl)-6-(4-methylphenyl)- with CAS No. 139-85-5
High quality 3,4-Dihydroxybenzaldehyde supplier in China
  • FOB Price:1 USD/Kilogram 
  • Cas No:139-85-5 
  • Min.Order:1/Kilogram 
  • Purity:99%min 
  • Supply Ability:200 Year/Metric Ton 
  • Formula:C7H6O3 
  • Payment:T/T, L/C 
  • Updatetime:Jun 26 2019 
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High purity 3,4-Dihydroxybenzaldehyde CAS 139-85-5 supplied ...
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  • Purity:98%min 
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3,4-Dihydroxybenzaldehyde TOP1 supplierCAS NO.: 139-85-5
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Division I, the main production Lead acetate phenylacetamide Cyromazine quality is very good!
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3,4-Dihydroxybenzaldehyde
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3,4-Dihydroxybenzaldehyde
  • Cas No:139-85-5 
  • Min.Order:1/Kilogram 
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  • Formula:C7H6O3 
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Top Supplier 3,4-dihydroxybenzaldehyde 99%
  • Cas No:139-85-5 
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3,4-Dihydroxybenzaldehyde
  • Cas No:139-85-5 
  • Min.Order:1/Gram 
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-112YR Main Products
bulk commodities, lab agents, intermediates & fragments, special chemicals, agro-chemicals, APIs, natural ingredients
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Protocatechualdehyde
  • Cas No:139-85-5 
  • Formula:C7H6O3 
  • Einecs:205-377-7 
  • Description:High quality with nice price! J&H chemical provides you with the best chemical compounds you are looking for!
  • Updatetime:Nov 13 2015 
Hangzhou J&H Chemical Co., Ltd
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Protocatechualdehyde
  • FOB Price:800 USD/Kilogram 
  • Cas No:139-85-5 
  • Min.Order:1/Kilogram 
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  • Formula:C7H6O3 
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  • Updatetime:Dec 19 2019 
Jinan Jianfeng Chemical Co., Ltd
  • Category:LLC (Ltd Liability Corp)
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3,4-Dihydroxybenzaldehyde
  • Cas No:139-85-5 
  • Min.Order:10/Gram 
  • Purity:98% 
  • Supply Ability:100 Month/Kilogram 
  • Formula:C7H6O3 
  • Payment:TT 
  • Updatetime:Jun 12 2019 
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  • Registered Time:2013
  • Employees:51 - 100 People
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Shanghai Forever Synthesis Co.,Ltd. is a professional chemical supplier for API, intermediates, fine chemicals, and customized synthesis.
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3,4-Dihydroxybenzaldehyde
  • Cas No:139-85-5 
  • Formula:C7H6O3 
  • Einecs:205-377-7 
  • Description:Name: 3,4-Dihydroxybenzaldehyde Synonyms: Protocatechualdehyde; 3,4-Dihydroxybenzaldehyd (Protocatechualdehyde); protocatechuic aldehyde; AURORA 17180; AKOS BBS-00003254; 4-FORMYL-1,2-DIHYDROXYBENZENE; 1,2-Dihydroxy-4-formylbenzene; 3,4-dihydroxy-benzaldehyd; ...
  • Updatetime:Jun 12 2019 
Zhejiang Haiqiang Chemical Co.,Ltd.
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  • Address:5/F, Around Town North Road,No. 10, Hangzhou, Zhejiang,China
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Protocatechualdehyde
  • FOB Price:2 USD/Kilogram 
  • Cas No:139-85-5 
  • Min.Order:1/Kilogram 
  • Purity:97% 
  • Supply Ability:100 Month/Kilogram 
  • Formula:C7H6O3 
  • Payment:L/C,D/A,D/P,T/T,Western Union, MoneyGran 
  • Updatetime:May 21 2019 
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  • Address:Building 3 of Innovation Park, East District of the National University Science Park of Henan Province
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Career Henan Chemical Co, facing global High-tech pharmaceutical raw materials, high complex new type intermediates, fine chemicals custom synthesis, scale-up production and Rare chemicals trade.
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3,4-Dihydroxybenzaldehyde 139-85-5
  • FOB Price:1 USD/Kilogram 
  • Cas No:139-85-5 
  • Min.Order:1/Kilogram 
  • Purity:99%min 
  • Supply Ability:1000 Month/Kilogram 
  • Formula:C7H6O3 
  • Payment:L/C,T/T,Western Union,MoneyGram, 
  • Updatetime:Mar 26 2019 
Hubei XinRunde Chemical Co., Ltd
  • Category:Individual (Sole proprietorship)
  • Registered Time:2011
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  • Address:East and West Lake District, Wuhan, China
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Pharmaceutical Intermediate; Pharmaceutical Raw Materials; Raw Steroid Powders; Raw Hormone Powders; etc
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Protocatechualdehyde
  • FOB Price:1 GBP/Gram 
  • Cas No:139-85-5 
  • Min.Order:1/Gram 
  • Purity:>98% 99%by HPLC 
  • Supply Ability:10000 Month/Gram 
  • Formula:C7H6O3 
  • Payment:T/T, 
  • Updatetime:Dec 28 2018 
Chengdu Herbpurify CO.,LTD
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  • Registered Time:2010
  • Employees:11 - 50 People
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  • Address:No.88 Keyuan Road,Chengdu,Sichuan,China
Main Products
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Protocatechualdehyde
  • Cas No:139-85-5 
  • Purity:contact us for more details about Protocatechualdehyde, CAS:139-85-5 
  • Formula:C7H6O3 
  • Appearance:contact us for more details about Protocatechualdehyde, CAS:139-85-5 
  • Einecs:205-377-7 
  • Description:FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the Protocatechualdehyde, CAS:139-85-5 with the most competitive price and the best quality. We can...
  • Updatetime:Nov 21 2018 
Finetech Industry limited.
  • Category:Corporation/Limited Liability Company
  • Registered Time:2007
  • Registered Capital:US$501 Thousand - US$1 Million
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  • Address:chukang Road, Wuhan, Hubei 430073,
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custom synthesis,Lab reagent,CRO,CMO,R&D research chemicals.such as CAS:4651-67-6;CAS:99-16-1;CAS:145100-50-1
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3,4-Dihydroxybenzaldehyde
  • Cas No:139-85-5 
  • Min.Order:1/Kilogram 
  • Purity:99 
  • Supply Ability:100 Year/Metric Ton 
  • Formula:C7H6O3 
  • Payment:LC 
  • Updatetime:Nov 21 2018 
Jinan Haohua Industry Co., Ltd.
  • Category:Corporation/Limited Liability Company
  • Registered Time:2006
  • Registered Capital:US$1 Million - US$2.5 Million
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  • Address:No.59 Gongye South RD
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Chlorodimethylsilane;1,1,3,3-tetramethyldisiloxane
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Protocatechualdehyde
  • Cas No:139-85-5 
  • Formula:C7H6O3 
  • Einecs:205-377-7 
  • Updatetime:Nov 21 2018 
Shanghai Hope Chem Co., Ltd.
  • Category:Corporation/Limited Liability Company
  • Registered Time:2014
  • Registered Capital:US$501 Thousand - US$1 Million
  • Employees:11 - 50 People
  • Tel:86-21-61723543
  • Fax:86-21-33250189
  • Address:Room508, Building1, No.88 CaiLun Road Zhangjiang H
Main Products
Shanghai Hope Chem Co., Ltd. was founded in 2014 with registered capital of RMB 2 million Yuan.
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Protocatechualdehyde
  • Cas No:139-85-5 
  • Purity:99% 
  • Formula:C7H6O3 
  • Einecs:205-377-7 
  • Description:Hoar crystal powder
  • Updatetime:Jun 07 2018 
AOPHARM
  • Category:Corporation/Limited Liability Company
  • Registered Time:2010
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  • Employees:11 - 50 People
  • Tel:86-311-66600578
  • Fax:86-311-66600576
  • Address:C-2103 Wonder Business Square, 15 Yuhua West Rd.
Main Products
Pharmaceutical Intermediate, API, Botanical Extract
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3,4-Dihydroxybenzaldehyde
  • FOB Price:1 USD/Gram 
  • Cas No:139-85-5 
  • Min.Order:1/Gram 
  • Purity:98% 
  • Supply Ability:1kg Month/Kilogram 
  • Formula:C7H6O3 
  • Payment:TT,Western Union 
  • Updatetime:Jun 28 2017 
Hui Chem Company Limited
  • Category:Corporation/Limited Liability Company
  • Registered Time:2008
  • Registered Capital:US$1 Million - US$2.5 Million
  • Employees:51 - 100 People
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  • Address:Lane 299 Bisheng Rd,Pudong District
Main Products
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Protocatechualdehyde raw chemical powder
  • FOB Price:10 USD/Kilogram 
  • Cas No:139-85-5 
  • Min.Order:10/Kilogram 
  • Purity:99% 
  • Formula:C7H6O3 
  • Payment:T/T,Western Union,MoneyGran, 
  • Updatetime:Feb 04 2017 
Shenzhen Simeiquan Biotechnology Co.Ltd
  • Category:Corporation/Limited Liability Company
  • Registered Time:2001
  • Registered Capital:US$50 Million - US$100 Million
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  • Employees:501 - 1000 People
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  • Address:Bao'an Bao'an District of Shenzhen City manhole st
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food additives ,flavor and fragrance,Pharmaceutical intermediates.steroid.special for anbolic steroid hormone powder Muscle Building Steroids,Oral Anabolic Steroids,Injectable Anabolic Steroids
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