Sulfur trioxide-pyridine

SULFUR TRIOXIDE PYRIDINE COMPLEX · sulfur trioxide pyridine · pyso3 · SO3.Py · PYRIDINE SULFUR TRIOXIDE COMPLEX · PyridineSO3 · sulphur trioxide--pyridine (1:1) · NSC 75831

https://huagongshe.com/ko/chemical/168533

식별자 및 물리적 특성

CAS No.	26412-87-3
분자식	C5H5NO3S
평균 분자량	159.17 g/mol
단동위원소 질량	158.99901402 g/mol
SMILES	O=S(=O)=O.c1ccncc1
InChIKey	UDYFLDICVHJSOY-UHFFFAOYSA-N
PubChem CID	168533
EC No.	247-683-3
DTXSID	DTXSID50885349

화학 및 물리적 성질

극성 표면적	65.1
수소 결합 공여자 수	0
수소 결합 수용자 수	4
회전 가능 결합 수	0
무거운 원자 수	10
형식 전하	0
복잡도	92.8
녹는점	~160 °C
저장 조건	Store below +30°C.
용해도	극성 유기 용매에 용해됩니다.
물리적 상태	가루
색상	흰색에서 베이지색
용해도	물과 반응
BRN	3704116
InChI	InChI=1S/C5H5N.O3S/c1-2-4-6-5-3-11-4(2)3/h1-5H
InChIKey	UDYFLDICVHJSOY-UHFFFAOYSA-N
SMILES	C1=CC=NC=C1.S(=O)(=O)=O
EPA	Pyridine sulfur trioxide (26412-87-3)

화학적 성질

white solid

안전 및 규제

GHS 분류	DangerH302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]P260, P264, P264+P265, P270, P280, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P351+P338, P305+P354+P338, P316, P321, P330, P332+P317, P337+P317, P362+P364, P363, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 109 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
규제 정보	Status: Active Update: 22-12-2020 https://echa.europa.eu/registration-dossier/-/registered-dossier/11865Sulfur trioxide pyridine complex: Does not have an individual approval but may be used under an appropriate group standard
Hazard Classes and Categories	Acute Tox. 4 (100%)
수질 위해 등급(WGK)	3
TSCA 등재 상태	TSCA listed
운송 번호(UN)	UN 3261 8/PG 2
독성	LD50 orally in Rabbit: 500 - 2000 mg/kg
관세 코드	29420000
위험 문구(R)	22-34
위험 표시	C
안전 문구(S)	26-36/37/39-45
포장분류	II
위험 등급	8Acute Tox. 4 OralEye Dam. 1Skin Corr. 1B
F 고인화성물질	3-10-21
자연 발화 온도	>350 °C
저장 분류	8A - Combustible corrosive hazardous materials

용도

개요

Pyridine sulphur trioxide is an important reaction reagent that can react with various compounds such as aldehydes, anthracenes and pyrroles to produce other heterocyclic compounds. Pyridine sulphur trioxide is primarily used in addition reactions or sulphonation processes.

용도

Pyridine-Sulfur Trioxide Complex is used in the sulfation of squid ink polysaccharides (SIPs) as a potential candidate compound for the prevention of tumor metastasis. Pyridine-Sulfur Trioxide Complex is also used in the preparation and anticoagulation test of sulfated silk fibroin.