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	hartrees
Energy at 0K	-2479.806773
Energy at 298.15K	-2479.810883
HF Energy	-2479.141680
Nuclear repulsion energy	186.816911

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)
1	A₁	3150	3065
2	A₁	3043	2962
3	A₁	1490	1450
4	A₁	1330	1295
5	A₁	981	954
6	A₁	610	594
7	A₁	209	203
8	A₂	3146	3062
9	A₂	1470	1430
10	A₂	904	879
11	A₂	151	147
12	B₁	3139	3055
13	B₁	1478	1438
14	B₁	932	907
15	B₁	169	164
16	B₂	3150	3066
17	B₂	3048	2967
18	B₂	1481	1441
19	B₂	1309	1274
20	B₂	863	840
21	B₂	627	610

Atom	x (Å)	y (Å)	z (Å)
Se1	0.000	0.000	0.478
C2	0.000	1.442	-0.828
C3	0.000	-1.442	-0.828
H4	0.000	2.381	-0.274
H5	0.000	-2.381	-0.274
H6	0.896	1.384	-1.446
H7	-0.896	1.384	-1.446
H8	-0.896	-1.384	-1.446
H9	0.896	-1.384	-1.446

	Se1	C2	C3	H4	H5	H6	H7	H8	H9
Se1		1.9458	1.9458	2.4968	2.4968	2.5337	2.5337	2.5337	2.5337
C2	1.9458		2.8847	1.0899	3.8632	1.0898	1.0898	3.0284	3.0284
C3	1.9458	2.8847		3.8632	1.0899	3.0284	3.0284	1.0898	1.0898
H4	2.4968	1.0899	3.8632		4.7617	1.7807	1.7807	4.0434	4.0434
H5	2.4968	3.8632	1.0899	4.7617		4.0434	4.0434	1.7807	1.7807
H6	2.5337	1.0898	3.0284	1.7807	4.0434		1.7912	3.2966	2.7675
H7	2.5337	1.0898	3.0284	1.7807	4.0434	1.7912		2.7675	3.2966
H8	2.5337	3.0284	1.0898	4.0434	1.7807	3.2966	2.7675		1.7912
H9	2.5337	3.0284	1.0898	4.0434	1.7807	2.7675	3.2966	1.7912

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
Se1	C2	H4	107.280	Se1	C2	H6	109.932
Se1	C2	H7	109.932	Se1	C3	H5	107.280
Se1	C3	H8	109.932	Se1	C3	H9	109.932
C2	Se1	C3	95.680	H4	C2	H6	109.556
H4	C2	H7	109.556	H5	C3	H8	109.556
H5	C3	H9	109.556	H6	C2	H7	110.524
H8	C3	H9	110.524

All results from a given calculation for CH₃SeCH₃ (dimethylselenide)

using model chemistry: MP4/aug-cc-pVTZ

States and conformations

	Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for CH3SeCH3 (dimethylselenide)

using model chemistry: MP4/aug-cc-pVTZ

States and conformations

All results from a given calculation for CH₃SeCH₃ (dimethylselenide)