tert-Butyl 5-nitro-1H-indazole-1-carboxylate 129488-09-1

Name: tert-Butyl 5-nitro-1H-indazole-1-carboxylate
Brand: Vaqora Chemicals
SKU: VQ-049963

About tert-Butyl 5-nitro-1H-indazole-1-carboxylate

tert-Butyl 5-nitro-1H-indazole-1-carboxylate (CAS 129488-09-1) is a nitrosamine impurity standard offered by Vaqora Chemicals. Formula C12H13N3O4, molecular weight 263.25 g/mol. Systematically, it is named tert-butyl 5-nitroindazole-1-carboxylate. Alternative names: N-(1)-Boc-5-Nitro-Indazole and 1-Boc-5-nitro-1H-indazole.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

It is used as a reference standard for trace-level detection and quantitation of nitrosamine impurities by LC-MS/MS or GC-MS, supporting nitrosamine risk assessments, method validation (AMV) and regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Nitrosamine risk assessment
Trace LC-MS/MS quantitation
Method validation (AMV)
Regulatory submissions

Industries

Specifications & identifiers

Chemical identifiers
Product name	tert-Butyl 5-nitro-1H-indazole-1-carboxylate
Catalogue No.	VQ-049963
CAS Number	129488-09-1
IUPAC name	tert-butyl 5-nitroindazole-1-carboxylate
Molecular formula	C₁₂H₁₃N₃O₄
Molecular weight	263.25 g/mol
Exact mass	263.0906
Grade	Reference Standard
HSN code	38229090
InChIKey	YXAJFAVMXBRTMU-UHFFFAOYSA-N
SMILES	CC(C)(C)OC(=O)N1C2=C(C=C(C=C2)[N+](=O)[O-])C=N1
PubChem CID	11499917

Physical properties
Physical form	Solid
LogP (XLogP3)	2.7
H-bond donors / acceptors	0 / 5
TPSA	89.9 Å²
Synonyms	Tert-butyl 5-nitroso-1H-indazole-1-Carboxylate, 5-Nitroindazole-1-carboxylic acid tert-butyl ester, N-(1)-Boc-5-Nitro-Indazole, 1H-Indazole-1-carboxylic acid, 5-nitro-, 1,1-dimethylethyl ester, 1-Boc-5-nitro-1H-indazole, 1-Boc-5-nitroindazole, CS-M2130, tert-butyl 5-nitro-1H-indazol-1-carboxylate, 5-nitro-1-indazolecarboxylic acid tert-butyl ester, 5-nitro-indazole-1-carboxylic acid t-butyl ester, 5-nitro-indazole-1-carboxylic acid tert-butyl ester, 1,1-Dimethylethyl 5-nitro-1H-indazole-1-carboxylate

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of tert-Butyl 5-nitro-1H-indazole-1-carboxylate?

The CAS Registry Number of tert-Butyl 5-nitro-1H-indazole-1-carboxylate is 129488-09-1. It is also known as Tert-butyl 5-nitroso-1H-indazole-1-Carboxylate, 5-Nitroindazole-1-carboxylic acid tert-butyl ester, N-(1)-Boc-5-Nitro-Indazole.

What is the molecular formula and molecular weight of tert-Butyl 5-nitro-1H-indazole-1-carboxylate?

tert-Butyl 5-nitro-1H-indazole-1-carboxylate has the molecular formula C12H13N3O4 and a molecular weight of 263.25 g/mol. Its IUPAC name is tert-butyl 5-nitroindazole-1-carboxylate.

Which grade and pack sizes of tert-Butyl 5-nitro-1H-indazole-1-carboxylate can I order?

We supply tert-Butyl 5-nitro-1H-indazole-1-carboxylate in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with tert-Butyl 5-nitro-1H-indazole-1-carboxylate?

Yes. Every lot of tert-Butyl 5-nitro-1H-indazole-1-carboxylate is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can tert-Butyl 5-nitro-1H-indazole-1-carboxylate be shipped internationally?

Yes. We export tert-Butyl 5-nitro-1H-indazole-1-carboxylate worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.