Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,2,3-Triazole-4-carboxylic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

16681-70-2

16681-70-2 structure

Name: 1H-1,2,3-Triazole-4-carboxylic acid
Chemical Name: 1H-1,2,3-Triazole-4-carboxylic acid
CAS Number: 16681-70-2
Molecular Formula: C₃H₃N₃O₂
Molecular Weight: 113.075
Create Date: 2018-12-06 16:15:40
Modify Date: 2025-08-22 06:06:07

Name	1H-1,2,3-Triazole-4-carboxylic acid
Synonyms	3H-[1,2,3]Triazole-4-carboxylic acid 1H-1,2,3-triazole-5-carboxylic acid 1H-1,2,3-Triazole-4-carboxylic acid

Density	1.7±0.1 g/cm3
Boiling Point	446.2±18.0 °C at 760 mmHg
Molecular Formula	C₃H₃N₃O₂
Molecular Weight	113.075
Flash Point	223.7±21.2 °C
Exact Mass	113.022530
PSA	78.87000
LogP	-0.09
Vapour Pressure	0.0±1.1 mmHg at 25°C
Index of Refraction	1.632

Hazard Codes	Xi: Irritant;
HS Code	2933990090

53897-99-7

~77%

16681-70-2

Literature: Nemeryuk, Michal P.; Sedov, Andrej L.; Safonova, Tamara S.; Cerny, Antonin; Krepelka, Jiri Collection of Czechoslovak Chemical Communications, 1986 , vol. 51, # 1 p. 215 - 233

16681-68-8

16681-70-2

Literature: Journal of the American Chemical Society, , vol. 76, p. 4931

4967-77-5

~97%

16681-70-2

Literature: Sibgatulin, Dmytriy A.; Bezdudny, Andrii V.; Mykhailiuk, Pavel K.; Voievoda, Nataliia M.; Kondratov, Ivan S.; Volochnyuk, Dmitry M.; Tolmachev, Andrey A. Synthesis, 2010 , # 7 art. no. Z25709SS, p. 1075 - 1077

27808-16-8

16681-70-2

Literature: Justus Liebigs Annalen der Chemie, , vol. 593, p. 207,21

471-25-0

16681-70-2

Literature: Atti della Accademia Nazionale dei Lincei, Classe di Scienze Fisiche, Matematiche e Naturali, Rendiconti, , vol. <5>19 I, p. 568 Gazzetta Chimica Italiana, , vol. 40 II, p. 441

Precursor 5
53897-99-7 16681-68-8 4967-77-5 27808-16-8
471-25-0
DownStream 2
40594-98-7 15294-81-2

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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