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Bicinchoninic Acid Disodium Salt

CAS No.
979-88-4
Chemical Name:
Bicinchoninic Acid Disodium Salt
Synonyms
BCA;BICINCHONINIC ACID DISODIUM SALT HYDRATE;BCA-2Na;Bicinchonic acid;SodiumBicinchoniate;BCA Disodium;BCA DISODIUM SALT;SodiumBicinchoninate;Bicinchoninic acid h;Disodium bicinchoninate
CBNumber:
CB6316211
Molecular Formula:
C20H13N2NaO4
Molecular Weight:
368.32
MDL Number:
MFCD00037500
MOL File:
979-88-4.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 04:29:21

Bicinchoninic Acid Disodium Salt Properties

Melting point 300℃
storage temp. Inert atmosphere,2-8°C
solubility 0.5% sodium bicarbonate: soluble50mg/mL
form Powder/Chunks
color white to light yellow
Water Solubility Soluble in water.
Stability Hygrscopic
Major Application diagnostic assay manufacturing
hematology
histology
InChI InChI=1S/C20H12N2O4.Na.H/c23-19(24)13-9-17(21-15-7-3-1-5-11(13)15)18-10-14(20(25)26)12-6-2-4-8-16(12)22-18;;/h1-10H,(H,23,24)(H,25,26);;
InChIKey AUPXFICLXPLHBB-UHFFFAOYSA-L
SMILES C(C1=CC(C2=NC3=CC=CC=C3C(C(=O)O)=C2)=NC2=CC=CC=C12)(=O)O.[NaH]
CAS DataBase Reference 979-88-4(CAS DataBase Reference)
EPA Substance Registry System [2,2'-Biquinoline]-4,4'-dicarboxylic acid, disodium salt (979-88-4)
UNSPSC Code 12171500
NACRES NA.47

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352-P305+P351+P338-P332+P313-P337+P313
Hazard Codes  Xn,Xi
Risk Statements  36/37-42-36/38-36/37/38-20/21/22
Safety Statements  22-26-36/37-45-36
WGK Germany  3
TSCA  TSCA listed
HS Code  29339900
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
NFPA 704
0
2 0

Bicinchoninic Acid Disodium Salt price More Price(93)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich D8284 Bicinchoninic acid disodium salt hydrate ≥98% (HPLC) 979-88-4 1g $87.4 2026-04-30 Buy
Sigma-Aldrich D8284 Bicinchoninic acid disodium salt hydrate ≥98% (HPLC) 979-88-4 5g $254 2026-04-30 Buy
TCI Chemical B4509 Bicinchoninic Acid Disodium Salt Hydrate >98.0%(HPLC)(T) 979-88-4 1g $24 2026-04-30 Buy
TCI Chemical B5838 Bicinchoninic Acid Disodium Salt [for Protein Research] 979-88-4 5G $154 2026-04-30 Buy
TCI Chemical B4509 Bicinchoninic Acid Disodium Salt Hydrate >98.0%(HPLC)(T) 979-88-4 5g $72 2026-04-30 Buy
Product number Packaging Price Buy
D8284 1g $87.4 Buy
D8284 5g $254 Buy
B4509 1g $24 Buy
B5838 5G $154 Buy
B4509 5g $72 Buy

Bicinchoninic Acid Disodium Salt Chemical Properties, Uses, Production

Description

2,2’-Biquinoline-4,4’-dicarboxylic acid (BCA) is a colorimetric reagent for the detection of copper (Cu+). BCA and Cu+ form a stable 2:1 complex that has an absorbance maximum at 562 nm. It is commonly used as a reagent in the colorimetric BCA protein quantitation assay in which Cu2+ is converted to Cu+ as a function of protein concentration under alkaline conditions.

Chemical Properties

White to light yellow powder.
IUPAC Name is disodium [2,2'-biquinoline]-4,4'-dicarboxylate

Uses

For determination of Cu and protein assays.Bicinchoninic acid disodium salt is useful for the determination of copper. It is also used for the determination of protein concentration.

Uses

  • Bicinchoninic acid disodium salt hydrate has been used to monitor the levels of reducing sugars, thereby helping in the detection of chitinases.
  • It has also been used to determine the amount of cellulose reducing ends (micromoles/g cellulose).
  • It has been used for determining protein concentration.

Application

2,2'-Bicinchoninic Acid Disodium Salt is a photometric reagent for protein assay. It is used for determination of reducing sugar and protein via Cu(I). Also a specific reagent for Cu(I) with sensitivity similar to that of neocuproin.

Biochem/physiol Actions

Bicinchoninic acid is used for the determination of protein concentration. It is responsible for the making of intense purple complex with cuprous ion (Cu+), in presence of alkaline conditions. The amount of Cu+ is in relation with the protein concentration.

References

[1] P.K. SMITH. Measurement of protein using bicinchoninic acid[J]. Analytical biochemistry, 1985, 150 1: Pages 76-85. DOI: 10.1016/0003-2697(85)90442-7
[2] BRENNER A.J.  Harris E D. A Quantitative Test for Copper Using Bicinchoninic Acid[J]. Analytical biochemistry, 1995, 226 1: Pages 80-84. DOI: 10.1006/abio.1995.1194
[3] WALKER J M. The bicinchoninic acid (BCA) assay for protein quantitation.[J]. Methods in molecular biology, 1994, 32: 5-8. DOI: 10.1385/0-89603-268-x:5

Bicinchoninic Acid Disodium Salt Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 385)
Supplier Tel Email Country ProdList Advantage
Suzhouhongxiong 18051745768 Suzhouhongxiong@163.com China 60 58
Nanjing Search Biotech Co., Ltd +86-025-81682922 +86-13515111588 sales@searchbio.com.cn China 137 68
Suzhou Haiheng Biological Pharmaceutical Co., Ltd. 0512-65045967 15365387483 sales@haihengpharm.com China 108 55
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Shanghai Hengmao Biotechnology Co. , Ltd. 18817538189 hmbsales@163.com China 101 58
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Nodado Polysaccharide (Dalian) Pharmaceutical Technology Co., Ltd 13840935583 13840935583 nuodaduotang@163.com China 52 58
Wuhan EnTai Technology Development Co,.Ltd 86-27-82330560 2536851935@qq.com China 346 69

View Latest Price from Bicinchoninic Acid Disodium Salt manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
BCA-2Na,2,2'-Biquinoline-4,4-dicarboxylic acid disodium salt pictures 2026-09-14 BCA-2Na,2,2'-Biquinoline-4,4-dicarboxylic acid disodium salt
979-88-4
$100.00 1KG 99% 1000 KG HANGZHOU DINGYAN CHEM CO.,LTD
2,2'-BICINCHONINIC acid disodium salt pictures 2026-09-14 2,2'-BICINCHONINIC acid disodium salt
979-88-4
$12.00-178.00 1g 0.98 25kg Shanghai UCHEM Inc.
2,2'-Biquinoline-4,4-dicarboxylic acid disodium salt pictures 2026-09-11 2,2'-Biquinoline-4,4-dicarboxylic acid disodium salt
979-88-4
1KG 98%min 30tons/month WUHAN FORTUNA CHEMICAL CO., LTD
SodiumBicinchoninate BCA DISODIUM SALT BICINCHONINIC ACID DISODIUM SALT BICINCHONINIC ACID DISODIUM SALT HYDRATE DI-SODIUM 2,2'-BICINCHONINATE DISODIUM 2,2'-BIQUINOLINE-4,4'-DICARBOXYLATE 2,2'-BICINCHONINIC ACID DISODIUM SALT 2,2'-BIQUINOLINE-4,4'-DICARBOXYLIC ACID DISODIUM SALT 2,2'-BIQUINOLINE-4,4'-DICARBOXYLIC ACID DISODIUM SALT TRIHYDRATE 4,4'-DICARBOXY-2,2'-BIQUINOLINE DISODIUM SALT 4,4'-DICARBOXY-2,2'-BIQUINOLINE, SODIUM SALT 4,4'-Dicarboxy-2,2'-biquinoline disodium salt>98% Bicinchoninic acid disodium salt, BCA disodium salt 4,4μ-Dicarboxy-2,2μ-biquinoline disodium salt, BCA, Disodium 2,2μ-biquinoline-4,4μ-dicarboxylate, 2,2μ-Biquinoline-4,4μ-dicarboxylic acid disodium salt Bicinchoninic acid hydrate disodium salt 4,4′-Dicarboxy-2,2′-biquinoline disodium salt, Disodium 2,2′-biquinoline-4,4′-dicarboxylate, 2,2′-Biquinoline-4,4′-dicarboxylic acid disodium salt 2,2'-BIQUINOLINE-4,4'-DICARBOXYLIC ACID DISODIUM SALT 2-HYDRATE 4 4''-DICARBOXY-2 2''-BIQUINOLINE DISODIUM BCA SODIUM BICINCHONINATE,4,4'-DICARBOXY-2,2'-BIQUINOLINE 2,2’-biquinoline-4,4’-dicarboxylicaciddisodiumsalt2h2o BCA Disodium BICINCHONINIC ACID DISODIUM SALT 98 % Bicinchoninic Acid Disodium Salt [for Protein Research] 4,4'-DICARBOXY-2,2'-BIQUINOLINE DISODIUM SA 4,4'-DICARBOXY-2,2'-BIQUINOLINE, SODIUM SALT4,4'-DICARBOXY-2,2'-BIQUINOLINE, SODIUM SALT4,4'-DICARBOXY-2,2'-BIQUINOLINE, SODIUM SALT 2,2'-Biquinoline-4,4-dicarboxylic acid disodium salt ,98% 2,2'-Biguinoline-4,4'-dicarboxylic acid,disodium salt 2,2,-biquinoline-4,4 -dicarboxylic acid disodium Bicinchoninic acid h 2,2'-Biquinoline-4,4-dicarboxylic acid disodiuM sa 2,2`-Biquonline-4,4`-dicarboxylic acid SodiuM 1,4-dihydro-[2,2'-biquinoline]-4,4'-dicarboxylate 2,2-Biquinoline-4,4-dicarboxylic acid-2Na Sodium [2,2'-biquinoline]-4,4'-dicarboxylate BCA-2Na 2,2'- biquinolyl-4,4'- twoforMic acid and twosodiuM(BCA) BCA (2,2′-Biquinoline-4,4′-dicarboxylic acid disodium salt) 2,2'-Biquinoline-4,4'-dicarboxylic acid disodium salt hydrate 4,4'-Dicarboxy-2,2'-biquinoline Disodium Salt (Sodium Bicinchoninate) Bicinchoninic Acid Disodium Salt Hydrate > Disodium bicinchoninate 2,2’-Biquinoline-4,4’-dicarboxylic Acid (sodium salt) 2,2'-Biquinoline-4,4-dicarboxylicaciddisodiumsal Bicinchonic acid Bicinchoninic acid disodium salt hydrate, ≥98% (HPLC) 2,2'-Biquinoline-4,4-dicarboxylic acid disodium salt 979-88-4 2-(4-carboxylatoquinolin-2-yl)quinoline-4-carboxylate Disodium 2,2 '- diquinoline-4,4' - dicarboxylic acid 2,2'-Biquinoline-4,4-dicarboxylic acid disodium salt 2, 2 '-Bicinchoninic acid disodium salt Disodium 2,2-biquinoline-4,4-dicarboxylate BCA 2,2 '- Quinoline-4,4' - Dicarboxylic Acid Disodium (BCA) BCA disodium salt, protein concentration determination reagent 2,2'-Biquinoline-4,4-dicarboxylic Acid Disodium Salt Hydrate Disodium 2,2'-Biquinoline-4,4'-dicarboxylate 2,2'-Biquinoline-4,4'-dicarboxylic acid disodium salt BCA SodiumBicinchoniate