CAS:19933-24-5 / 3-(thiophen-2-yl)-1H-pyrazole--Hangzhou Chempro Technology Co., Ltd.

CAS Number: 19933-24-5
3-(thiophen-2-yl)-1H-pyrazole

General Information

Product Number: 19933245

CAS Registry Number: 19933-24-5

Name:

1H-Pyrazole, 3-(2-thienyl)-

3-(2-Thienyl)pyrazole

Deleted CAS Registry Numbers: 59843-86-6, 73039-39-1, 190579-94-3, 219863-71-5

Chemical Formula: C7H6N2S

Exact Mass: 150.03

Molecular Weight: 150.20

m/z: 150.03 (100.0%), 151.03 (7.6%), 152.02 (4.5%), 151.02 (1.5%)

Elemental Analysis: C, 55.97; H, 4.03; N, 18.65; S, 21.35

InChI: InChI=1S/C7H6N2S/c1-2-7(10-5-1)6-3-4-8-9-6/h1-5H,(H,8,9)

InChIKey: TVNDPZYOQCCHTJ-UHFFFAOYSA-N

Canonical SMILES : C1=CSC(=C1)C2=CC=NN2

Thermal Properties	Value	Condition	Note
Boiling Point	120-124 °C	Press: 10 Torr	(1)CAS
Melting Point	98-99 °C	Solv: ligroine (8032-32-4)	(1)CAS
Melting Point	94-96 °C		(5)CAS
Melting Point	90-92 °C	Solv: ligroine (8032-32-4); ethyl acetate (141-78-6)	(3)CAS

Specification

98%

References

(1) Gronowitz, Salo; Acta Pharmaceutica Suecica 1968, V5(3), P163-76 CAPLUS
(2) WSS: Spectral data were obtained from Wiley Subscription Services, Inc. (US)
(3) Aggarwal, Varinder K.; Journal of Organic Chemistry 2003, V68(13), P5381-5383 CAPLUS
(4) Willy, Benjamin; European Journal of Organic Chemistry 2008, (24), P4157-4168 CAPLUS
(5) Longhi, Kelvis; Tetrahedron Letters 2010, V51(24), P3193-3196 CAPLUS

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