Basic information
- CAS
22706-23-6- Standard SMILES
c1ccc2n[se]nc2c1- InChIKey
AYTPIVIDHMVGSX-UHFFFAOYSA-N- Molecular formula
- C6H4N2Se
- Average molar mass
- 183.08 g/mol
- Monoisotopic mass
- 183.95397
Overview
for determination of traces of selenium; structure given in first source
Names & identifiers
- Preferred name
- Piaselenole
- IUPAC
- 2,1,3-benzoselenadiazole
- English name
- 2,1,3-benzoselenadiazole
- Molecular formula
- C6H4N2Se
- Molecular weight
- 183.07
Names & synonyms
2,1,3-Benzoselenadiazole273-15-4PiaselenolePiazselenolPiazselenole3,4-Benzo-1,2,5-selenadiazole2-Selena-1,3-diaza-2H-isoindeneNSC-408467DTXSID6018174344Z4759EKURefChem:80488DTXCID3095307
Show more names
2,1,3-Benzosenidazole2,1,3-Benzoselenadiazole >3,4-Benzo-1,2,5-selenadiazole2，1，3-benzenebenzoseleniumdiazole
DTXCID00104234205-986-8DTXSID40172816benzo[c][1,2,5]selenadiazolePhenylpiazselenoleMFCD0002288622706-23-62lambda4,1,3-benzoselenadiazole
Database identifiers
- CAS
22706-23-6、273-15-4- PubChem CID
- 67503
- DTXSID
DTXSID60181743- UNII
- 44Z4759EKU
- EC Number
- 205-986-8、963-694-2
- Nikkaji
- J99.481B
Properties
Computed structural properties
- Topological polar surface area
- 25.8 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 2
- Rotatable bonds
- 0
- Heavy atoms
- 9
- Formal charge
- 0
- Complexity
- 95.2
Physicochemical properties
- Melting point
- 74 · 74-77 °C(lit.)
- Boiling point
- 246 °C · 246°C(lit.)
- pka
- 0.51 · 0.51±0.33(Predicted)
- form
- powder to crystal
- color
- Light yellow to Brown to Dark green
- InChI
- InChI=1S/C6H4N2Se/c1-2-4-6-5(3-1)7-9-8-6/h1-4H
- InChIKey
- AYTPIVIDHMVGSX-UHFFFAOYSA-N
- SMILES
- N1=C2C=CC=CC2=N[Se]1
- FDA UNII
- 44 Z4759EKU · 44Z4759EKU
- Symbol(GHS)
- 6 · GHS06,GHS08,GHS09
- Signal word
- Danger
- Hazard statements
- 301 · H301+H331-H373-H410
- Precautionary statements
- 501 · P501-P273-P260-P270-P271-P264-P391-P314-P301+P310+P330-P304+P340+P311-P403+P233-P405
- Hazard Codes
- T,N
- Risk Statements
- 23 · 23/25-33-50/53
- Safety Statements
- 20 · 20/21-28-45-60-61
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
Danger
H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]
P260, P261, P264, P270, P271, P273, P301+P316, P304+P340, P316, P319, P321, P330, P391, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 41 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Danger
H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]
Hazard information
Hazard Classes and Categories
Acute Tox. 3 (100%)
Acute Tox. 3 (100%)
Safety data
- ridadr
- UN 3283 6.1/PG 2
- hs_code
- 2934.99.9001
- risk_code
- 23/25-33-50/53
- Signal word
- Danger
- Symbol(GHS)
- GHS06,GHS08,GHS09
- hazard_code
- T,N
- safety_code
- 20/21-28-45-60-61
- hazard_class
- 6.1
- packing_group
- III
- Hazard statements
- H301+H331-H373-H410
- Precautionary statements
- P501-P273-P260-P270-P271-P264-P391-P314-P301+P310+P330-P304+P340+P311-P403+P233-P405
Chemistry & industry
Applications
Uses2,1,3-Benzoselenadiazole is an active compound.
Suppliers78 total
梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]
郑州阿尔法化工有限公司+86-18530059196 · [email protected]
上海阿拉丁生化科技股份有限公司400-6206333 13167063860 · [email protected]
上海麦克林生化科技股份有限公司021-50706066 15221275939 · [email protected]
杭州品高化工有限公司0571-87658025 · [email protected]
上海毕得医药科技股份有限公司400-1647117 13681763483 · [email protected]
江苏艾康生物医药研发有限公司025-025-66113011 15955137747 · [email protected]
Baoji Guokang Healthchem co.,ltd+8615604608665 15604608665 · [email protected]
上海仲因实业有限公司2537653158 16621191650 · [email protected]
安耐吉化学&3A（安徽泽升科技股份有限公司）400-0056266 · [email protected]
广东元丰化学试剂有限公司0751-2829979 13318593351 · [email protected]
深圳市思美泉生物科技有限公司17683743113;18038040196 · [email protected]
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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