Cy5 NHS ester - ≥95% , CAS No.1032678-42-4

CAS: 1032678-42-4 Cat. No.: C171426 Molecular Weight: 616.19 PubChem CID: 139592716
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Storage
Protected from light,Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1mg
C171426-1mg
10
$29.90
5mg
C171426-5mg
5
$79.90
25mg
C171426-25mg
1
$199.90
50mg
C171426-50mg
2
$339.90
100mg
C171426-100mg
1
$579.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Cyanine5 NHS ester chloride is a red emitting fluorescent dye for labeling of amino-groups in peptides, proteins, and oligonucleotides

Specifications

Specifications & Purity
≥95%
Storage
Protected from light, Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥95%
Names and Identifiers
Pubchem Sid488203048
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488203048
Canonical SmilesCC1(C2=CC=CC=C2[N+](=C1C=CC=CC=C3C(C4=CC=CC=C4N3CCCCCCCC(=O)ON5C(=O)CCC5=O)(C)C)C)C.[Cl-]
IUPAC Name(2,5-dioxopyrrolidin-1-yl) 8-[(2Z)-3,3-dimethyl-2-[(2E,4E)-5-(1,3,3-trimethylindol-1-ium-2-yl)penta-2,4-dienylidene]indol-1-yl]octanoate;chloride
InChIKeyDOOTYHJFDNJMLS-UHFFFAOYSA-M
INCHI1S/C38H46N3O4.ClH/c1-37(2)28-18-13-15-20-30(28)39(5)32(37)22-10-9-11-23-33-38(3,4)29-19-14-16-21-31(29)40(33)27-17-8-6-7-12-24-36(44)45-41-34(42)25-26-35(41)43;/h9-11,13-16,18-23H,6-8,12,17,24-27H2,1-5H3;1H/q+1;/p-1
PubChem CID 139592716
Molecular Weight 616.19

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

23 results found

Lot NumberCertificate TypeDateItem
F2608385Certificate of AnalysisMay 28, 2026 C171426
F2608386Certificate of AnalysisMay 28, 2026 C171426
F2608387Certificate of AnalysisMay 28, 2026 C171426
F2608388Certificate of AnalysisMay 28, 2026 C171426
H2308251Certificate of AnalysisMay 20, 2026 C171426
B2322533Certificate of AnalysisDec 10, 2025 C171426
B2322707Certificate of AnalysisDec 10, 2025 C171426
B2322714Certificate of AnalysisDec 10, 2025 C171426
B2322715Certificate of AnalysisDec 10, 2025 C171426
J2513391Certificate of AnalysisSep 29, 2025 C171426
D2607029Certificate of AnalysisSep 29, 2025 C171426
J2513390Certificate of AnalysisSep 29, 2025 C171426
J2513389Certificate of AnalysisSep 29, 2025 C171426
J2513388Certificate of AnalysisSep 29, 2025 C171426
J2513371Certificate of AnalysisSep 29, 2025 C171426
G2219295Certificate of AnalysisMay 09, 2025 C171426
G2219300Certificate of AnalysisMay 09, 2025 C171426
L2114183Certificate of AnalysisSep 10, 2024 C171426
I2425069Certificate of AnalysisDec 06, 2022 C171426
G2529067Certificate of AnalysisDec 06, 2022 C171426
B2322522Certificate of AnalysisDec 06, 2022 C171426
B2322706Certificate of AnalysisDec 06, 2022 C171426
G2219297Certificate of AnalysisJun 23, 2022 C171426

Show more ⌵

Chemical and Physical Properties
SensitivityMoisture sensitive;Light sensitive
Documents & Articles
Citations of This Product
References
1. Jing Chen, Deqi Yang, Guoqi Zhu, Ru Zhang, Bingfang Wang, Zhiqiang Chang, Jing Dai, Wenjuan Wu, Menahem Y. Rotenberg, Yin Fang.  (2024)  Automated and ultrasensitive point-of-care glycoprotein detection using boronate-affinity enhanced organic electrochemical transistor patch.  BIOSENSORS & BIOELECTRONICS,      [PMID:38554574] [10.1016/j.bios.2024.116229]
2. Hang Yu, Rui Feng, Fenglin Chen, Zuodong Wu, Dehai Li, Xue Qiu.  (2024)  Rapid FRET Assay for the Early Detection of Alpha-Synuclein Aggregation in Parkinson’s Disease.  ACS Chemical Neuroscience,      [PMID:38506367] [10.1021/acschemneuro.3c00617]
Solution Calculators
Reviews

Customer Reviews

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.