Shipping to 128 countriesCOA and SDS with every lotQuotes within one business day
Bulk CASAccount
Triazoles, Tetrazoles & Triazines

1H-1,2,3-Triazole-4,5-dicarboxylic acid

Available on request

Order 1H-1,2,3-Triazole-4,5-dicarboxylic acid (CAS 4546-95-6) online at Zemixal: C4H3N3O4, COA and SDS with every lot, worldwide shipping.

Pack sizes
1H-1,2,3-Triazole-4,5-dicarboxylic acid chemical structure
CAS number4546-95-6
FormulaC4H3N3O4
Molar mass157.08 g/mol
HS code2933
InChIKeyTZFOEYRGARRRGO-UHFFFAOYSA-N
IUPAC name2H-triazole-4,5-dicarboxylic acid

About 1H-1,2,3-Triazole-4,5-dicarboxylic acid

1H-1,2,3-Triazole-4,5-dicarboxylic acid sits in our triazoles, Tetrazoles & Triazines section and ships worldwide from stock or short lead time. For your records, the material is defined by CAS 4546-95-6, formula C4H3N3O4 and molar mass 157.08 g/mol.

Use cases we see most often

  • Organic synthesis
  • API synthesis

Safe handling

It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Available as 100 mg, 250 mg, 1 g and 5 g. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Specifications and identifiers

Specifications of 1H-1,2,3-Triazole-4,5-dicarboxylic acid
Product name1H-1,2,3-Triazole-4,5-dicarboxylic acid
Catalogue numberZX-044921
CAS number4546-95-6
IUPAC name2H-triazole-4,5-dicarboxylic acid
Molecular formulaC4H3N3O4
Molar mass157.08 g/mol
Exact mass157.0124
XLogP3-0.7
H-bond donors / acceptors3 / 6
Topological polar surface area116 Ų
HS code2933
InChIKeyTZFOEYRGARRRGO-UHFFFAOYSA-N
SMILESC1(=NNN=C1C(=O)O)C(=O)O
PubChem CID256341
Synonyms1,2,3-Triazole-4,5-dicarboxylic acid, 2h-1,2,3-triazole-4,5-dicarboxylic acid, 1H-triazole-4,5-dicarboxylic acid, 4,5-Dicarboxy-1,2,3-triazole, v-Triazole-4,5-dicarboxylic acid, KSC-20-108

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 1H-1,2,3-Triazole-4,5-dicarboxylic acid
100 mgQuoted on request
250 mgQuoted on request
1 gQuoted on request
5 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 1H-1,2,3-Triazole-4,5-dicarboxylic acid

Which CAS number identifies 1H-1,2,3-Triazole-4,5-dicarboxylic acid?
1H-1,2,3-Triazole-4,5-dicarboxylic acid is registered under CAS 4546-95-6. You may also see it listed as 1,2,3-Triazole-4,5-dicarboxylic acid, 2h-1,2,3-triazole-4,5-dicarboxylic acid, 1H-triazole-4,5-dicarboxylic acid. Our catalogue number for this item is ZX-044921.
What are the formula and molar mass of 1H-1,2,3-Triazole-4,5-dicarboxylic acid?
For 1H-1,2,3-Triazole-4,5-dicarboxylic acid, its formula is C4H3N3O4 and its molar mass is 157.08 g/mol. The systematic (IUPAC) name is 2H-triazole-4,5-dicarboxylic acid. InChIKey TZFOEYRGARRRGO-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for 1H-1,2,3-Triazole-4,5-dicarboxylic acid?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 100 mg, 250 mg, 1 g, 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with 1H-1,2,3-Triazole-4,5-dicarboxylic acid?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 1H-1,2,3-Triazole-4,5-dicarboxylic acid to my country?
Yes. Because 1H-1,2,3-Triazole-4,5-dicarboxylic acid is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

Have a list of compounds to price?

Paste up to 200 CAS numbers into Bulk CAS lookup, or send one enquiry for everything in your quote list. We reply with price, lead time and documents.

Compare 0 of 4Compare now