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Basic information
- CAS
1126-58-5- Standard SMILES
NNC(=O)C[n+]1ccccc1.[Cl-]- InChIKey
NDXLVXDHVHWYFR-UHFFFAOYSA-N- Molecular formula
- C7H10N3O.Cl
- Average molar mass
- 187.63 g/mol
Names & identifiers
- Preferred name
- Pyridinioacetohydrazide chloride
- IUPAC
- 2-pyridin-1-ium-1-ylacetohydrazide chloride
- English name
- GIRARD'S REAGENT P
- Molecular formula
- C7H10ClN3O
- Molecular weight
- 187.63
Names & synonyms
1126-58-5Pyridinium, 1-(2-hydrazino-2-oxoethyl)-, chlorideGirard P reagentGirard reagent PPyridinioacetohydrazide chlorideGIRARD'S P REAGENT1-(Hydrazinocarbonylmethyl)pyridinium chlorideGIRARD-P REAGENTPyridinium, 1-(2-hydrazinyl-2-oxoethyl)-, chloride (1:1)1-(2-hydrazino-2-oxoethyl)pyridinium chlorideGIRARD REAGENT P [MI]CR89IA23S9
Show more names
Girard'sGIRARDS P REAGENTGIRARDS REAGENT PAKOS BBS-00004152Girard`SReagentPGrGirard's Reagent PTIMTEC-BB SBB003673
NSC 9469NSC-9469EINECS 214-421-4Pyridinium, 1-(carboxymethyl)-, chloride, hydrazideREAGENTS, GIRARD'S PAI3-61627DTXSID40883657HYDRAZINOCARBONYLMETHYLPYRIDINIUM CHLORIDE
Database identifiers
- CAS
1126-58-5- PubChem CID
- 70773
- DTXSID
DTXSID40883657- UNII
- CR89IA23S9
- EC Number
- 214-421-4
Properties
Computed structural propertiesFilling in
- Topological polar surface area
- 59 Ų
- Hydrogen bond donors
- 2
- Hydrogen bond acceptors
- 3
- Rotatable bonds
- 2
- Heavy atoms
- 12
- Formal charge
- 0
- Complexity
- 132
Experimental & physicochemical properties
Chemical ClassesNitrogen Compounds -> Hydrazides
Physical DescriptionSolid; [Merck Index] White powder; [Alfa Aesar MSDS]
Physicochemical properties
- Melting point
- 201 · 201-203 °C (dec.)(lit.)
- storage temp.
- Keep in dark place,Inert atmosphere,Room temperature
- solubility
- DMSO (Sparingly, Heated), Methanol (Slightly)
- form
- Solid
- color
- White to Light Beige
- Merck
- 14 · 14,4429
- CAS DataBase Reference
- 1126 · 1126-58-5(CAS DataBase Reference)
- FDA UNII
- 89 IA23S9 · CR89IA23S9
- EPA Substance Registry System
- 1 · Pyridinium, 1-(2-hydrazino-2-oxoethyl)-, chloride (1126-58-5)
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 315 · H315-H319
- Precautionary statements
- 264 · P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
- Risk Statements
- 36 · 36/38
- Safety Statements
- 26 · 26-36/37/39
- TSCA
- TSCA listed
- HS Code
- 29333990 · 29333990
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
Warning
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
P264, P264+P265, P280, P302+P352, P305+P351+P338, P321, P332+P317, P337+P317, and P362+P364 (click each P-code to see the statement)
The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.
Hazard information
Regulatory Information
Chemical: Pyridinium, 1-(2-hydrazino-2-oxoethyl)-, chloride
Pyridinium, 1-(2-hydrazino-2-oxoethyl)-, chloride: Does not have an individual approval but may be used under an appropriate group standard
Hazards SummaryMay cause irritation; [Alfa Aesar MSDS]
Hazard Classes and CategoriesSkin Irrit. 2 (100%)
Safety data
- tsca
- TSCA listed
- hs_code
- 29333990
- risk_code
- 36/38
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- safety_code
- 26-36/37/39
- Hazard statements
- H315-H319
- Precautionary statements
- P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
Chemistry & industry
Uses & manufacturing
UsesUsed to isolate 17-ketosteroids and other carbonyl compounds; [Merck Index]
General Manufacturing InformationPyridinium, 1-(2-hydrazinyl-2-oxoethyl)-, chloride (1:1): ACTIVE
Applications
UsesGirard’s reagent used in the identification and quantification of protein carbonylation as well as in the modification of nucleosides and nucleotides. Used in the preparation of potent photoactive agents.
UsesGIRARD'S REAGENT P used in the identification and quantification of protein carbonylation as well as in the modification of nucleosides and nucleotides. Used in the preparation of potent photoactive agents.
Upstream & downstream products
Upstream raw materials
Suppliers64 total
梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]
上海阿拉丁生化科技股份有限公司400-6206333 13167063860 · [email protected]
毕佳索（上海毕得医药科技股份有限公司）400-6005915 · [email protected]
上海麦克林生化科技股份有限公司021-50706066 15221275939 · [email protected]
武汉布林科技有限公司3456065315 13260619011 · [email protected]
郑州鸿晟医药科技有限公司0371-55695890 15637198702 · [email protected]
上海迈瑞尔生化科技有限公司4006356688 18621169109 · [email protected]
武汉易泰科技有限公司上海分公司18930552037 · [email protected]
安耐吉化学&3A（安徽泽升科技股份有限公司）400-0056266 · [email protected]
成都梓永智研生物科技有限公司17780686372 · [email protected]
上海瀚鸿科技股份有限公司021-54306202 13764082696 · [email protected]
United Life Science020-82099279 18988968278 · [email protected]
玛雅试剂+86 (573) 82222445 (0)18006601000 452520369 · [email protected]
天津希恩思生化科技有限公司400 638 7771 · [email protected]
TargetMol 中国（陶术生物）400-821-0310 15002144251 · [email protected]
广东元丰化学试剂有限公司0751-2829979 13376591640 · [email protected]
TCI AMERICA800-4238616 · [email protected]
TOKYO CHEMICAL INDUSTRY CO., LTD.03-36680489 · [email protected]
TCI Europe320-37350700 · [email protected]
上海毕得医药科技股份有限公司400-164-7117 18317119277 · [email protected]
天津奥立非医药技术有限公司18202662021 18522876413 · [email protected]
上海鑫圭生物科技有限公司15121041756 · [email protected]
青岛海智微元生物科技有限公司18317699790 18317699790 · [email protected]
凯试（上海）科技有限公司021-50135380 · [email protected]
九鼎化学（上海）科技有限公司4009209199 · [email protected]
上海谱振生物科技有限公司4001650900 13817534909 · [email protected]
HANGZHOU LEAP CHEM CO., LTD.+86-571-87711850 +86-15355479329 · [email protected]
Alfa Chemistry+1-5166625404 · [email protected]
安阳鸿蒙新材料有限公司19588588067 · [email protected]
艾吉析科技（上海）有限公司17717235263 17717235263 · [email protected]
陕西缔都医药化工有限公司029-029-81120477 17792793610 · [email protected]
郑州阿尔法化工有限公司0371-53765687 18937137882 · [email protected]
上海源叶生物科技有限公司18916372613 · [email protected]
山东西亚化学有限公司4009903999 13395398332 · [email protected]
成都华纯科技有限公司400-1166-196 15982826727 · [email protected]
山东弗珍化学科技有限公司13146841504 · [email protected]
上海特伯化学科技有限公司021-58170097 · [email protected]
山东小野化学股份有限公司0539-6362799 20）
上海贤鼎生物科技有限公司021-021-52271985 17721149837 · [email protected]
北京索莱宝科技有限公司010-50973130 17801761073 · [email protected]
上海臻励生物科技有限公司021-16621358918; 18516310516;16621358918;13045646768 · [email protected]
江苏艾康生物医药研发有限公司025-58859352 13913916777 · [email protected]
厦门盈融达化工有限公司+86-0592-6210733 · [email protected]
郑州如科生物科技有限公司15981811963 · [email protected]
天津希恩思生化科技有限公司400-6387771-6039 18920764717 · [email protected]
career henan chemical co+86-0371-86658258 · [email protected]
上海吉至生化科技有限公司021-4009004166/18616739031 18616739031 · [email protected]
北京沃凯生物科技有限公司010-62971590 18548936886 · [email protected]
北京迈瑞达科技有限公司010-82387566 18001021521 · [email protected]
TCI Chemicals (India) Pvt. Ltd.[email protected]
Related reactions
4 records
Compound notes
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