成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

ChemicalBook >> CAS DataBase List >>3,4-Diaminobenzoic acid

3,4-Diaminobenzoic acid

CAS No.
619-05-6
Chemical Name:
3,4-Diaminobenzoic acid
Synonyms
3,4-diaminobenzoate;RARECHEM AL BO 0903;TIMTEC-BB SBB000111;3,4-Diaminobenzoesure;4-DiaMinobenzoic acid;4-Carboxyphenyldiamine;3,4-diaminebenzoic acid;3,4-DIAMINOBENZOIC ACID;Benzoicacid, 3,4-diaMino-;3,4-DIAMINOBENZOIC ACID 98%
CBNumber:
CB6422699
Molecular Formula:
C7H8N2O2
Molecular Weight:
152.15
MDL Number:
MFCD00007726
MOL File:
619-05-6.mol
MSDS File:
SDS
Last updated:2024-12-05 18:22:57

3,4-Diaminobenzoic acid Properties

Melting point 208-210 °C (dec.) (lit.)
Boiling point 274.61°C (rough estimate)
Density 1.2804 (rough estimate)
refractive index 1.5200 (estimate)
storage temp. Keep in dark place,Inert atmosphere,Room temperature
form Powder
pka 5.02±0.10(Predicted)
color Brown
Water Solubility Soluble in water (2.2 mg/ml at 20°C), DMF, and methanol (10 mg/ml).
BRN 775892
LogP 0.130
CAS DataBase Reference 619-05-6(CAS DataBase Reference)
EWG's Food Scores 1-4
FDA UNII 2H2G880K12

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-37/39
WGK Germany  1
Hazard Note  Irritant
HS Code  29163990
NFPA 704
0
2 0

3,4-Diaminobenzoic acid price More Price(31)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich D12600 3,4-Diaminobenzoic acid 97% 619-05-6 25g $40.4 2024-03-01 Buy
Sigma-Aldrich D12600 3,4-Diaminobenzoic acid 97% 619-05-6 5g $33.9 2023-06-20 Buy
TCI Chemical D1117 3,4-Diaminobenzoic Acid 619-05-6 5g $20 2024-03-01 Buy
TCI Chemical D1117 3,4-Diaminobenzoic Acid 619-05-6 25g $55 2024-03-01 Buy
Alfa Aesar A14213 3,4-Diaminobenzoic acid, 94% 619-05-6 25g $56.65 2024-03-01 Buy
Product number Packaging Price Buy
D12600 25g $40.4 Buy
D12600 5g $33.9 Buy
D1117 5g $20 Buy
D1117 25g $55 Buy
A14213 25g $56.65 Buy

3,4-Diaminobenzoic acid Chemical Properties,Uses,Production

Chemical Properties

brown powder

Uses

3,4-Diaminobenzoic acid undergoes cyclocondensations to form, for example, quinoxalines1 and benzimidazoles. It acts as a redox label for electrochemical detection of single base mismatches.

Purification Methods

Crystallise it from H2O or toluene. [Beilstein 15 IV 1503.]

Global( 382)Suppliers
Supplier Tel Email Country ProdList Advantage
Hebei Weibang Biotechnology Co., Ltd
+8615531157085 abby@weibangbio.com China 8810 58
Shaanxi Dideu Medichem Co. Ltd
+86-29-81148696 +86-15536356810 1022@dideu.com China 3882 58
Hebei Mojin Biotechnology Co., Ltd
+86 13288715578 +8613288715578 sales@hbmojin.com China 12837 58
Hebei Chuanghai Biotechnology Co,.LTD
+86-13131129325 sales1@chuanghaibio.com China 5889 58
Capot Chemical Co.,Ltd.
+86-(0)57185586718 +86-13336195806 sales@capot.com China 29791 60
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512 info@tianfuchem.com China 21634 55
Jinan Carbotang Biotech Co.,Ltd.
+8615866703830 figo.gao@foxmail.com China 8497 58
Hubei xin bonus chemical co. LTD
86-13657291602 linda@hubeijusheng.com CHINA 22963 58
Alchem Pharmtech,Inc.
8485655694 sales@alchempharmtech.com United States 63687 58
Nanjing jinheyou Trading Co., Ltd.
15705188088 admin@jheyou.com CHINA 1268 58

View Lastest Price from 3,4-Diaminobenzoic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
3,4-Diaminobenzoic acid pictures 2024-12-17 3,4-Diaminobenzoic acid
619-05-6
US $230.00 / Kg/Drum 25Kg/Drum 99.0%min 10tons/month Asia Chem I and E (Jiangsu) Co Ltd
3,4-Diaminobenzoic acid pictures 2024-12-13 3,4-Diaminobenzoic acid
619-05-6
US $1.00 / KG 1KG 98% 10kg/month WUHAN FORTUNA CHEMICAL CO., LTD
3,4-Diaminobenzoic acid pictures 2024-12-05 3,4-Diaminobenzoic acid
619-05-6
US $10.00-8.00 / KG 1KG 99% 10 mt Hebei Weibang Biotechnology Co., Ltd
3,4-DIAMINOBENZOIC ACID 4-Carboxy-o-phenylenediamine 3,4-DIAMINOBENZOIC ACID GRAY TO BROWNPOW DER 3,4-diaminebenzoic acid 3,4-Diaminobenzoesure 3,4-DIAMINOBENZOIC ACID 98% 3,4-Diaminobenzoic acid, 97%, 4-Carboxybenzene-1,2-diamine, 4-Carboxyphenylene-1,2-diamine 1,2-diaMinobenzene-4-carboxylicacid Benzoicacid, 3,4-diaMino- 3,4-Diaminobenzoic acid, 95%+ 3,4-Diaminobenzoic acid ,98% 4-DiaMinobenzoic acid 3,4-DiaMinobenzoic acid, 97% 25GR 4-Carboxyphenyldiamine RARECHEM AL BO 0903 TIMTEC-BB SBB000111 3,4-Diaminobenzoic acid, 97.5% 3,4-Diaminobenzoic acid USP/EP/BP TIANFUCHEM--619-05-6--3,4-Diaminobenzoic acid factory price 3,4-diaminobenzoate Phloroglucinol Impurity 134 619-05-6 H2N2C6H3CO2H Peptide Synthesis Unnatural Amino Acid Derivatives Aromatic Amino Acids Specialty Synthesis Organic acids Aromatic Amino Acids Peptide Synthesis Unnatural Amino Acid Derivatives Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts 619-05-6 bc0001