1,8-Diazabicyclo[5.4.0]undec-7-ene, compound with p-toluenesulfonic acid (1:1)

BGC Id:	176102066785
CAS No:	51376-18-2
Synonyms:	8-aza-1-azoniabicyclo[5.4.0]undec-12-ene ; pyrimido[1,2-a]azepine,2,3,4,6,7,8,9,10-octahydro-,mono(4-methylbenzenesulfonate) ; 2,3,4,6,7,8,9,10-octahydropyrimido[1,2-a]azepinium (p-tolylsulphonate) ; 1,8-diazabicyclo[5.4.0]undec-7-ene 4-toluenesulfonate ; 4-methylbenzenesulfonate ; 2,3,4,6,7,8,9,10-octahydropyrimido[1,2-a]azepine monotosylate ; 1,8-diazabicyclo(5.4.0)undec-7-ene, comp ; 1,8-diazabicyclo[5.4.0]undec-7-ene, compound with p-toluenesulfonic acid (1:1)
Molecular Formula:	C16H24N2O3S
Molecular Weight:	324.44
EINECS:

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What other providers are available for CAS 51376-18-2?

The last intensive check and update was carried out on 2025/09/27.

Identify

Synonyms:

8-aza-1-azoniabicyclo[5.4.0]undec-12-ene ; pyrimido[1,2-a]azepine,2,3,4,6,7,8,9,10-octahydro-,mono(4-methylbenzenesulfonate) ; 2,3,4,6,7,8,9,10-octahydropyrimido[1,2-a]azepinium (p-tolylsulphonate) ; 1,8-diazabicyclo[5.4.0]undec-7-ene 4-toluenesulfonate ; 4-methylbenzenesulfonate ; 2,3,4,6,7,8,9,10-octahydropyrimido[1,2-a]azepine monotosylate ; 1,8-diazabicyclo(5.4.0)undec-7-ene, comp ; 1,8-diazabicyclo[5.4.0]undec-7-ene, compound with p-toluenesulfonic acid (1:1)

CAS:

51376-18-2

EINECS:

Molecular Formula:

C16H24N2O3S

MDL:

Properties

Molecular Weight:

324.44 g·mol−1

Melting point:

70.9-90.7 °C(lit.)

Boiling point:

540.5°C at 760 mmHg

Flash point:

280.7°C

Safety Information

Hazard Symbols: Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

36/37/38 (R)

Safety Codes:

26-36 (S)

WGK Germany:

What other providers are available for CAS 51376-18-2?

In addition to the providers presented here for 1,8-Diazabicyclo[5.4.0]undec-7-ene, compound with p-toluenesulfonic acid (1:1) with the CAS number 51376-18-2, there are other 11 providers with slightly different product names available for this CAS number.

p-Toluenesulfonic acid DBU salt

Simagchem Corporation | Xiamen Hisunny Chemical Co., Ltd. | Dayang Chem (Hangzhou) Co.,Ltd. | Xiamen Equation Chemical Co.,Ltd +3 additional providers that we know from the past

2,3,4,6,7,8,9,10-Octahydropyrimido[1,2-a]azepine monotosylate

+2 additional providers that we know from the past

2,3,4,6,7,8,9,10-Octahydropyrimido[1,2-a]azepinium (p-tolylsulfonate)

Hangzhou Zhongqi Chem Co., Ltd