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N719

CAS No.
207347-46-4
Chemical Name:
N719
Synonyms
N719 Dye;N719;N719 ISO 9001:2015 REACH;2C16H36N.2C12H7N2O4.C2N2RuS2;Ruthenium dyes N719, Z907, N3;cis-Bis(2,2'-bipyridyl-4,4'-dicarboxylato)diisothiocyanatoruthenium(Ⅱ) Ditetrabutylammonium;Di-tetrabutylammonium cis-bis(isothiocyanato)bis(2,2'-bipyridyl-4,4'-dicarboxylato)ruthenium(II);Di-tetrabutylammonium cis-bis(isothiocyanato)bis(2,2′-bipyridyl-4,4′-dicarboxylato)ruthenium(II);Bis(tetrabutylammonium) Dihydrogen Bis(isothiocyanato)bis(2,2'-bipyridyl-4,4'-dicarboxylato)ruthenium(II);Di-tetrabutylaMMoniuM cis-bis(isothiocyanato)bis(2,2'-bipyridyl-4,4'-dicarboxylato)rutheniuM(II) 95% (NMR)
CBNumber:
CB22455419
Molecular Formula:
2C16H36N.2C12H7N2O4.C2N2RuS2
Molecular Weight:
1188.57
MDL Number:
MFCD11042475
MOL File:
207347-46-4.mol
MSDS File:
SDS
Last updated:2026-05-28 00:04:34

N719 Properties

Melting point 250-260°C
storage temp. under inert gas (nitrogen or Argon) at 2–8 °C
form Solid
color Black
λmax 534393313 nm (lit.)
Stability Light Sensitive
InChIKey MQGCPZMVNHGIPF-UHFFFAOYSA-L
SMILES S=C=N[Ru]N=C=S.CCCC[N+](CCCC)(CCCC)CCCC.CCCC[N+](CCCC)(CCCC)CCCC.OC(=O)c1ccnc(c1)-c2cc(ccn2)C([O-])=O.OC(=O)c3ccnc(c3)-c4cc(ccn4)C([O-])=O
CAS DataBase Reference 207347-46-4
solubility Ethanol or acetonitrile/tert-butanol (1:1, v:v)
UNSPSC Code 12352103
NACRES NA.23

SAFETY

Risk and Safety Statements

Symbol(GHS)  Health Hazard (GHS08)
GHS08
Signal word  Danger
Hazard statements  H334
Precautionary statements  P261-P342+P311
PPE dust mask type N95 (US), Eyeshields, Faceshields, Gloves
Hazard Codes  Xn
Risk Statements  42/43
Safety Statements  22-36/37-45
WGK Germany  3
HS Code  28439000
Storage Class 11 - Combustible Solids
Hazard Classifications Resp. Sens. 1
NFPA 704
0
2 0

N719 price More Price(24)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 703214 Di-tetrabutylammonium cis-bis(isothiocyanato)bis(2,2′-bipyridyl-4,4′-dicarboxylato)ruthenium(II) 95% (NMR) 207347-46-4 1g $653 2026-04-30 Buy
TCI Chemical B3514 Bis(tetrabutylammonium) Dihydrogen Bis(isothiocyanato)bis(2,2'-bipyridyl-4,4'-dicarboxylato)ruthenium(II) >75.0%(HPLC) 207347-46-4 100mg $146 2026-04-30 Buy
Apolloscientific IN9871 Bis(tetrabutylammonium) dihydrogen bis(isothiocyanato)bis(2,2'-bipyridyl-4,4'-dicarboxylato)ruthenium(II) 98% 207347-46-4 100mg $52 2026-06-04 Buy
Apolloscientific IN9871 Bis(tetrabutylammonium) dihydrogen bis(isothiocyanato)bis(2,2'-bipyridyl-4,4'-dicarboxylato)ruthenium(II) 98% 207347-46-4 250mg $88 2026-06-04 Buy
Apolloscientific IN9871 Bis(tetrabutylammonium) dihydrogen bis(isothiocyanato)bis(2,2'-bipyridyl-4,4'-dicarboxylato)ruthenium(II) 98% 207347-46-4 1g $282 2026-06-04 Buy
Product number Packaging Price Buy
703214 1g $653 Buy
B3514 100mg $146 Buy
IN9871 100mg $52 Buy
IN9871 250mg $88 Buy
IN9871 1g $282 Buy

N719 Chemical Properties, Uses, Production

Description

Di-tetrabutylammonium cis-bis(isothiocyanato)bis(2,2′-bipyridyl-4,4′-dicarboxylato)ruthenium(II), N719 dye, is the ammonium salt of N3 dye.With changes to increase cell voltage and solubility in polar solvents comparing with N3 dye, N719 dye is also one of the most common high performance dyes that are developed for DSSC solar cells.

Uses

N-719 dye is widely used as a sensitizer that can be coated on indium tin oxide (ITO) substrates by doctor blade technique, with different photoanode materials like titanium oxide (TiO2), zinc oxide (ZnO), and gold nanourchin for dye sensitized solar cell (DSSC) applications.

General Description

Di-tetrabutylammoniumcis-bis(isothiocyanato)bis(2,2′-bipyridyl-4,4′-dicarboxylato)ruthenium(II) (N-719 dye) is a ruthenium based polypyridyl mixture used as a photosensitizer. It acts as a medium for effective absorption of photons and transfer of electrons within the electrolytic solar cells.

N719 Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 84)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Beijing HwrkChemical Technology Co., Ltd 89508211 18501085097 sales.bj@hwrkchemical.com China 9407 55
Sichuan Kulinan Technology Co., Ltd 400-1166-196 18981987031 cdhxsj@163.com China 11674 57
Sinopharm Chemical Reagent Co,Ltd. 86-21-63210123 sj_scrc@sinopharm.com China 9791 79
TOKYO CHEMICAL INDUSTRY CO., LTD. 03-36680489 Sales-JP@TCIchemicals.com Japan 28364 80
TCI Europe 320-37350700 sales@tcieurope.eu Europe 23654 75
TCI AMERICA 800-4238616 sales@tciamerica.com Americas 23636 75
9ding chemical ( Shanghai) Limited 4009209199 sales@9dingchem.com China 22497 55

View Latest Price from N719 manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
N719 pictures 2025-06-25 N719
207347-46-4
$1.10 1g 99.0% min 100 tons min Shaanxi Dideu Medichem Co. Ltd
  • N719 pictures
  • N719
    207347-46-4
  • $1.10
  • 99.0% min
  • Shaanxi Dideu Medichem Co. Ltd
N719 Di-tetrabutylammonium cis-bis(isothiocyanato)bis(2,2'-bipyridyl-4,4'-dicarboxylato)ruthenium(II) Bis(tetrabutylammonium) Dihydrogen Bis(isothiocyanato)bis(2,2'-bipyridyl-4,4'-dicarboxylato)ruthenium(II) Di-tetrabutylammonium cis-bis(isothiocyanato)bis(2,2′-bipyridyl-4,4′-dicarboxylato)ruthenium(II),N-719 dye Di-tetrabutylaMMoniuM cis-bis(isothiocyanato)bis(2,2'-bipyridyl-4,4'-dicarboxylato)rutheniuM(II) 95% (NMR) cis-Bis(2,2'-bipyridyl-4,4'-dicarboxylato)diisothiocyanatoruthenium(Ⅱ) Ditetrabutylammonium N719 ISO 9001:2015 REACH Di-tetrabutylammonium cis-Bis(isothiocyanato)bis(2,2’-bipyridyl-4,4’-dicarboxylato)ruthenium (II) (Technical Grade) Ruthenium dyes N719, Z907, N3 2C16H36N.2C12H7N2O4.C2N2RuS2 Di-tetrabutylammonium cis-bis(isothiocyanato)bis(2,2′-bipyridyl-4,4′-dicarboxylato)ruthenium(II) Bis(tetrabutylammonium) Dihydrogen Bis(isothiocyanato)bis(2,2′-bipyridyl-4,4′-dicarboxylato)ruthenium(II), CAS 207347-46-4 N719 Dye 207347-46-4 C58H86N8O8RuS2 C62H50N7O8RuS2