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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 56846292Generated: October 28, 2026

Sulphosuccinimido biotin

Sulfo-NHS-Biotin (sodium) · sodium 2,5-dioxo-1-((5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoyl)oxy)pyrrolidine-3-sulfonate · 1H-Thieno[3,4-d]imidazole-4-pentanoic acid, hexahydro-2-oxo-, 2,5-dioxo-3-sulfo-1-pyrrolidinyl ester, sodium salt (1:1), (3aS,4S,6aR)-

https://huagongshe.com/en/chemical/56846292

Sulphosuccinimido biotin molecular structure

Identifiers & Physical Properties

CAS No.194041-65-1
Molecular formulaC14H18N3NaO8S2
Average molar mass443.4 g/mol
Monoisotopic mass443.04330117 g/mol
SMILESO=C1N[C@H]2[C@H](CS[C@H]2CCCCC(=O)ON2C(=O)CC(S(=O)(=O)[O-])C2=O)N1.[Na+]
InChIKeyDREOJRVDBCALEG-WCYHLEDJSA-M
PubChem CID56846292
EC No.811-927-2
DTXSIDDTXSID3052775

Chemical & Physical Properties

Topological polar surface area196
Hydrogen bond donors2
Hydrogen bond acceptors9
Rotatable bonds8
Heavy atoms28
Formal charge0
Complexity771
SolubilityDMF: 30 mg/mlDMSO: 20 mg/mlPBS (pH 7.2): 10 mg/ml
Physical stateA solid
ColorWhite to off-white
FDA UNIIJ23TO440FS
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH302+H312+H332-H319
GHS precautionary statementsP261
Customs code2928009090

Safety & Regulations

GHS classificationWarningH302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (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 Classes and CategoriesAcute Tox. 4 (100%)
Customs code2928009090
Signal wordWarning
GHS pictogramGHS07
GHS hazard statementsH302+H312+H332-H319
GHS precautionary statementsP261

Applications & Uses

Uses

Sulfo-NHS-Biotin (sodium) stongly label single SDS-2ME soluble cuticular protein[1].