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ChemicalBook >> CAS DataBase List >> 4,4'-DIPYRIDYL DISULFIDE

4,4'-DIPYRIDYL DISULFIDE

4,4'-DIPYRIDYL DISULFIDE price.
  • $6 - $1110
  • Product name: 4,4'-DIPYRIDYL DISULFIDE
  • CAS: 2645-22-9
  • MF: C10H8N2S2
  • MW: 220.31
  • EINECS:220-158-6
  • MDL Number:MFCD00006423
  • Synonyms:4-(4-Pyridinyldisulfanyl)pyridine;4,4'-Dipyridine disulfide;4,4'-Dithiopyridine;4-Pyridyl disulfide;Aldrithiol 4;Aldrithol-4;Bis(4-pyridyl) disulfide;Di(4-pyridyl) disulfide
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  • aablocks
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Package
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  • Manufactureraablocks
  • Product numberAA002T70
  • Product description4,4'-Bipyridyl disulfide 98%
  • Packaging250mg
  • Price$7
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002T70
  • Product description4,4'-Bipyridyl disulfide 98%
  • Packaging1g
  • Price$12
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002T70
  • Product description4,4'-Bipyridyl disulfide 98%
  • Packaging5g
  • Price$37
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002T70
  • Product description4,4'-Bipyridyl disulfide 98%
  • Packaging10g
  • Price$72
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002T70
  • Product description4,4'-Bipyridyl disulfide 98%
  • Packaging25g
  • Price$180
  • Updated2026-05-28
  • Buy
  • ManufacturerAHH
  • Product numberMT-11457
  • Product description4,4'-Dipyridyldisulphide 98%
  • Packaging100g
  • Price$398
  • Updated2021-12-16
  • Buy
  • ManufacturerAHH
  • Product numberMT-11457
  • Product description4,4'-Dipyridyl disulphide 97%
  • Packaging100g
  • Price$398
  • Updated2026-05-25
  • Buy
  • ManufacturerAHH
  • Product numberMT-11457
  • Product description4,4'-Dipyridyl disulphide 97%
  • Packaging100g
  • Price$398
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberZ6034
  • Product description4,4′-Dithiodipyridine
  • Packaging1g
  • Price$27
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number2645229
  • Product description1,2-Di(pyridin-4-yl)disulfane
  • Packaging100g
  • Price$684
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0024906
  • Product description4,4'-DIPYRIDYL DISULFIDE 95.00%
  • Packaging5G
  • Price$938.91
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberCS-W013139
  • Product description1,2-Di(pyridin-4-yl)disulfane >=98%
  • Packaging100g
  • Price$654
  • Updated2026-05-25
  • Buy
  • ManufacturerArctom
  • Product numberCS-W013139
  • Product description1,2-Di(pyridin-4-yl)disulfane >=98%
  • Packaging100g
  • Price$654
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberCS-W013139
  • Product description1,2-Di(pyridin-4-yl)disulfane >=98%
  • Packaging1g
  • Price$11
  • Updated2026-05-25
  • Buy
  • ManufacturerArctom
  • Product numberCS-W013139
  • Product description1,2-Di(pyridin-4-yl)disulfane >=98%
  • Packaging1g
  • Price$11
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberCS-W013139
  • Product description1,2-Di(pyridin-4-yl)disulfane >=98%
  • Packaging250mg
  • Price$6
  • Updated2026-05-25
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA002T70 4,4'-Bipyridyl disulfide 98% 250mg $7 2026-05-28 Buy
aablocks AA002T70 4,4'-Bipyridyl disulfide 98% 1g $12 2026-05-28 Buy
aablocks AA002T70 4,4'-Bipyridyl disulfide 98% 5g $37 2026-05-28 Buy
aablocks AA002T70 4,4'-Bipyridyl disulfide 98% 10g $72 2026-05-28 Buy
aablocks AA002T70 4,4'-Bipyridyl disulfide 98% 25g $180 2026-05-28 Buy
AHH MT-11457 4,4'-Dipyridyldisulphide 98% 100g $398 2021-12-16 Buy
AHH MT-11457 4,4'-Dipyridyl disulphide 97% 100g $398 2026-05-25 Buy
AHH MT-11457 4,4'-Dipyridyl disulphide 97% 100g $398 2026-05-26 Buy
AK Scientific Z6034 4,4′-Dithiodipyridine 1g $27 2021-12-16 Buy
Alichem 2645229 1,2-Di(pyridin-4-yl)disulfane 100g $684 2021-12-16 Buy
American Custom Chemicals Corporation CHM0024906 4,4'-DIPYRIDYL DISULFIDE 95.00% 5G $938.91 2021-12-16 Buy
Arctom CS-W013139 1,2-Di(pyridin-4-yl)disulfane >=98% 100g $654 2026-05-25 Buy
Arctom CS-W013139 1,2-Di(pyridin-4-yl)disulfane >=98% 100g $654 2026-05-26 Buy
Arctom CS-W013139 1,2-Di(pyridin-4-yl)disulfane >=98% 1g $11 2026-05-25 Buy
Arctom CS-W013139 1,2-Di(pyridin-4-yl)disulfane >=98% 1g $11 2026-05-26 Buy
Arctom CS-W013139 1,2-Di(pyridin-4-yl)disulfane >=98% 250mg $6 2026-05-25 Buy

Properties

Melting point :76-78 °C(lit.)
Boiling point :356.1±17.0 °C(Predicted)
Density :1.3078 (rough estimate)
refractive index :1.5500 (estimate)
storage temp. :2-8°C
solubility :95% ethanol: soluble5%, clear, colorless to light yellow
form :Crystalline Powder
pka :3.60±0.26(Predicted)
color :White to orange
BRN :154742
InChI :InChI=1S/C10H8N2S2/c1-5-11-6-2-9(1)13-14-10-3-7-12-8-4-10/h1-8H
InChIKey :UHBAPGWWRFVTFS-UHFFFAOYSA-N
SMILES :S(C1C=CN=CC=1)SC1C=CN=CC=1
CAS DataBase Reference :2645-22-9(CAS DataBase Reference)
NIST Chemistry Reference :Pyridine, 4,4'-dithiobis-(2645-22-9)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405 Store locked up.

Description

Aldrithiol-4 was used as cosubstrate in a study to develop highly specific inhibitors against mannose-binding lectin-associated serine proteases byin vitroevolution technology:phage display.It was used to study the O2equilibria of recombinant human neuroglobin and cytoglobin measured under close to physiological conditions.It was used to modify gold surfaces for protein studies.

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