| 4H-1,2,4-triazole-3-carbaldehyde (EC: 847-679-7) |
31708-25-5 |
Warning
|
| 4H-1,2,4-triazole-3-carbothioamide (EC: 827-252-1) |
3641-11-0 |
Warning
|
| 4H-1,2,4-triazole-3-carboximidamide hydrochloride (EC: 100-962-2) |
1461715-49-0 |
Warning
|
| 4H-1,2,4-triazole-3-sulfonamide (EC: 823-756-0) |
89517-96-4 |
Warning
|
| 4H-1,2,4-triazole-3-sulfonyl fluoride (EC: 848-299-4) |
78201-15-7 |
Danger
|
| 4H-1,4-benzothiazin-3-one (EC: 226-197-5) |
5325-20-2 |
Warning
|
| 4H-1-Benzopyran-2-carboxylic acid, 5,5'-((2-hydroxy-1,3-propanediyl)bis(oxy))bis(4-oxo) diethyl ester (EC: 605-256-2) |
16150-45-1 |
Warning
|
| 4H-1-Benzopyran-4-one, 3-[[6-O-(6-deoxy-α-l-mannopyranosyl)-β-d-glucopyranosyl]oxy]-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-, hydrogen sulfate, sodium salt (EC: 235-805-8) |
12768-44-4 |
Warning
|
| 4H-1-Benzopyran-4-one, 5,6,7-tris(acetyloxy)-3-[3,4,5-tris(acetyloxy)phenyl]- (EC: 829-172-2) |
103652-04-6 |
Warning
|
| 4H-1-Benzopyran-8-carboxylic acid, 3-methyl-4-oxo-2-phenyl-, ethyl ester (EC: 641-921-3) |
35888-94-9 |
Warning
|
| 4H-1-Benzopyran-8-carboxylic acid, 3-methyl-4-oxo-2-phenyl-, methyl ester (EC: 111-032-0) |
90101-87-4 |
Warning
|
| 4H-1-Benzothiopyran-4-one, 2-phenyl- (EC: 621-054-7) |
784-62-3 |
Warning
|
| 4H-1-BENZOTHIOPYRAN-4-ONE (EC: 661-520-7) |
491-39-4 |
Warning
|
| 4H-1lambda6,4-thiazine-1,1-dione (EC: 175-794-6) |
40263-61-4 |
Warning
|
| 4H-3,1-benzoxazine-2,4(1H)-dione |
118-48-9 |
Warning
|
| 4H,5H-[1,2,4]triazolo[1,5-a]pyrimidin-5-one (EC: 846-014-8) |
14384-66-8 |
Warning
|
| 4H,5H-[1,2,4]triazolo[1,5-a]quinazolin-5-one (EC: 850-754-7) |
73549-68-5 |
Warning
|
| 4H,5H-[1,2,4]triazolo[4,3-a]quinazolin-5-one (EC: 851-539-0) |
92221-89-1 |
Warning
|
| 4H,5H,6H,7H-[1,2,3,4]tetrazolo[1,5-a]pyrimidine (EC: 116-415-6) |
803739-51-7 |
Warning
|
| 4H,5H,6H,7H-[1,2,3]triazolo[1,5-a]pyrazine hydrochloride (EC: 844-569-0) |
123308-28-1 |
Warning
|
| {4H,5H,6H,7H-[1,2,3]triazolo[1,5-a]pyridin-3-yl}methanamine (EC: 118-046-6) |
253453-81-5 |
Danger
|
| 4H,5H,6H,7H-[1,2,3]triazolo[1,5-a]pyridine-3-carboxylic acid (EC: 139-952-8) |
1547068-16-5 |
Warning
|
| 4H,5H,6H,7H-[1,2,3]triazolo[1,5-a]pyridine-4-carboxylic acid (EC: 987-330-7) |
1558268-57-7 |
Warning
|
| {4H,5H,6H,7H-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl}methanol (EC: 180-138-7) |
1701823-63-3 |
Warning
|
| 4H,5H,6H,7H-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxamide (EC: 116-637-3) |
1695706-26-3 |
Warning
|
| 4H,5H,6H,7H-[1,2,4]triazolo[1,5-a]pyrimidine hydrochloride (EC: 823-052-3) |
1208673-90-8 |
Warning
|
| 4H,5H,6H,7H-[1,2,5]oxadiazolo[3,4-b]pyrazine-5,6-dione (EC: 840-031-4) |
24294-89-1 |
Warning
|
| 4H,5H,6H,7H-[1,2,5]oxadiazolo[3,4-c]pyridine (EC: 842-615-4) |
933715-68-5 |
Danger
|
| 4H,5H,6H,7H-[1,2]oxazolo[4,3-c]pyridine (EC: 853-504-5) |
1000303-67-2 |
Danger
|
| 4H,5H,6H,7H-[1,2]oxazolo[4,3-c]pyridine hydrochloride (EC: 870-122-4) |
1955493-65-8 |
Warning
|
| 4H,5H,6H,7H-[1,2]oxazolo[4,5-c]pyridin-3-ol hydrochloride (EC: 821-053-3) |
1888488-02-5 |
Warning
|
| 4H,5H,6H,7H-[1,2]oxazolo[4,5-c]pyridine-3-carboxylic acid hydrochloride (EC: 971-798-4) |
1803587-35-0 |
Warning
|
| 4H,5H,6H,7H-[1,2]oxazolo[4,5-c]pyridine hydrochloride (EC: 829-806-8) |
1864051-65-9 |
Warning
|
| 4H,5H,6H,7H-[1,2]oxazolo[5,4-c]pyridine-3-carboxylic acid hydrochloride (EC: 948-442-1) |
2243504-32-5 |
Warning
|
| 4H,5H,6H,7H-[1,2]oxazolo[5,4-c]pyridine hydrochloride (EC: 874-315-4) |
2503206-22-0 |
Warning
|
| 4H,5H,6H,7H-[1,3]oxazolo[4,5-c]pyridine; trifluoroacetic acid (EC: 859-130-9) |
2140316-46-5 |
Warning
|
| 4H,5H,6H,7H-[1,3]thiazolo[4,5-b]pyridin-2-amine hydrobromide (EC: 986-774-9) |
2260936-36-3 |
Warning
|
| {4H,5H,6H,7H-[1,3]thiazolo[4,5-c]pyridin-2-yl}methanol dihydrochloride (EC: 174-643-1) |
3026715-94-3 |
Warning
|
| 4H,5H,6H,7H-[1,3]thiazolo[4,5-c]pyridine dihydrochloride (EC: 963-001-3) |
2365418-28-4 |
Warning
|
| 4H,5H,6H,7H-[1,3]thiazolo[4,5-d]pyridazine-4,7-dione (EC: 875-214-8) |
13669-86-8 |
Warning
|
| 4H,5H,6H,7H-[1,3]thiazolo[5,4-c]pyridin-2-amine (EC: 828-372-7) |
97817-23-7 |
Warning
|
| 4H,5H,6H,7H-[1,3]thiazolo[5,4-c]pyridine-2-carbonitrile hydrochloride (EC: 117-392-5) |
1864015-71-3 |
Warning
|
| 4H,5H,6H,7H-[1,3]thiazolo[5,4-c]pyridine dihydrochloride (EC: 892-730-9) |
1803607-17-1 |
Warning
|
| 4H,5H,6H,7H,8H-[1,2,3]triazolo[1,5-a][1,4]diazepine hydrochloride (EC: 835-592-7) |
1781610-84-1 |
Warning
|
| 4H,5H,6H,7H,8H-[1,2,3]triazolo[1,5-a]azepine-3-carboxylic acid (EC: 116-887-3) |
1780785-35-4 |
Warning
|
| 4H,5H,6H,7H,8H-[1,3]thiazolo[4,5-d]azepine dihydrochloride (EC: 977-480-1) |
2995288-20-3 |
Warning
|
| 4H,5H,6H,7H,8H,9H-[1,2,4]triazolo[1,5-a]quinazolin-5-one (EC: 850-206-7) |
775569-91-0 |
Warning
|
| 4H,5H,6H,7H,8H,9H-cycloocta[b]thiophene-2-carboxylic acid (EC: 843-848-4) |
40133-09-3 |
Warning
|
| 4H,5H,6H,7H,8H,9H-cycloocta[d][1,3]thiazol-2-amine (EC: 852-430-0) |
27461-00-3 |
Warning
|
| 4H,5H,6H,7H,8H-cyclohepta[b]thiophen-5-one (EC: 171-311-8) |
1017589-87-5 |
Warning
|
