[4-(9H-Carbazol-9-yl)butyl]phosphonic acid(4PACz) - ≥98% , CAS No.20999-36-4

CAS: 20999-36-4 Cat. No.: P1324821 Molecular Weight: 303.30 EC Number: 890-384-3
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
[4-(9H-Carbazol-9-yl)butyl]phosphonic Acid
Storage
Store at 2-8°C,Protected from light,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100mg
P1324821-100mg
1
$89.90
500mg
P1324821-500mg
1
$299.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Protected from light,Argon charged Ships Wet ice 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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
[4-(9H-Carbazol-9-yl)butyl]phosphonic Acid
Specifications & Purity
≥98%
Storage
Store at 2-8°C, Protected from light, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Molecular Weight 303.30

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

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.

2 results found

Lot NumberCertificate TypeDateItem
H2527437Certificate of AnalysisMay 29, 2025 P1324821
H2527438Certificate of AnalysisMay 29, 2025 P1324821
Chemical and Physical Properties
SensitivityLight sensitive;Air sensitive;Moisture sensitive
Documents & Articles
Citations of This Product
References
1. Peng Gao, Jianxin Xu, Zhanfei Zhang, Lijie Sun, Wenhua Li, Yonggang Guo, Kai Wang, Dayong Qiao, Binghe Ma, Weizheng Yuan, Tao Ye.  (2025)  Targeted PbI2 Removal Unlocks 31.71% Efficiency Perovskite-Silicon 2T Tandem Solar Cells.  Solar RRL,      [PMID:] [10.1002/solr.202500393]
Solution Calculators
Reviews

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