78637-85-1

78637-85-1结构式

常用中文名：3,4-二氨基噻吩
常用英文名：3,4-Diaminothiophene
CAS号：78637-85-1
分子式：C₄H₆N₂S
分子量：114.16900
发布时间：2018-06-23 19:02:38
更新时间：2024-01-14 11:17:03

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中文名	3,4-二氨基噻吩二氢溴酸盐
英文名	3,4-Diaminothiophene dihydrobromide
中文别名	邻氨基噻吩(2盐酸)
英文别名	3,4-thiophenediamine 3,4-Thiophenediamine dihydrobromide thiophene-3,4-diamine 3,4-diamino-thiophene 3,4-Diamino-thiophen thiophene-3,4-diaMinedihydrochloride MFCD00671511 3,4-Diaminothiophene2HCl

沸点	385.5ºC at 760 mmHg
熔点	150ºC
分子式	C₄H₆N₂S
分子量	114.16900
闪点	186.9ºC
精确质量	114.02500
PSA	80.28000
LogP	2.07490
蒸汽压	2.55E-06mmHg at 25°C
储存条件	2-8°C，避光，保存于惰性气体中

Name:	3 4-Diaminothiophene dihydrobromide 99% Material Safety Data Sheet
Synonym:	3,4-Thiophenediamine dihydrobromid
CAS:	78637-85-1

Section 1 - Chemical Product MSDS Name:3 4-Diaminothiophene dihydrobromide 99% Material Safety Data Sheet
Synonym:3,4-Thiophenediamine dihydrobromid

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS

CAS#	Chemical Name	content	EINECS#
78637-85-1	3,4-Diaminothiophene dihydrobromide, 9		unlisted

Hazard Symbols: XN
Risk Phrases: 20/21/22 39

Section 3 - HAZARDS IDENTIFICATION

EMERGENCY OVERVIEW
Harmful by inhalation, in contact with skin and if swallowed. Danger of very serious irreversible effects.
Potential Health Effects
The toxicological properties of this material have not been investigated. Use appropriate procedures to prevent opportunities for direct contact with the skin or eyes and to prevent inhalation.

Section 4 - FIRST AID MEASURES
Eyes: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids.
Skin:
Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
Inhalation:
Remove from exposure and move to fresh air immediately.
Notes to Physician:

Section 5 - FIRE FIGHTING MEASURES
General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media:
Not available.

Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Sweep up, then place into a suitable container for disposal.

Section 7 - HANDLING and STORAGE
Handling:
Not available.
Storage:
Not available.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Use adequate general or local exhaust ventilation to keep airborne concentrations below the permissible exposure limits.
Exposure Limits CAS# 78637-85-1: CAS# 169698-12-8: Personal Protective Equipment Eyes: Wear safety glasses and chemical goggles if splashing is possible.
Skin:
Wear appropriate protective gloves and clothing to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to minimize contact with skin.
Respirators:
Wear a NIOSH/MSHA or European Standard EN 149 approved full-facepiece airline respirator in the positive pressure mode with emergency escape provisions.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Crystalline powder
Color: green gray
Odor: None reported.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 0 deg C
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density:
Molecular Formula: C4H6N2S.2HBr
Molecular Weight: 275.98

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Not available.
Incompatibilities with Other Materials:
Not available.
Hazardous Decomposition Products:
Nitrogen oxides, carbon monoxide, oxides of sulfur, carbon dioxide, hydrogen bromide, nitrogen.
Hazardous Polymerization: Has not been reported.

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 78637-85-1 unlisted.
CAS# 169698-12-8 unlisted.
LD50/LC50:
Not available.
Not available.
Carcinogenicity:
3,4-Diaminothiophene dihydrobromide, 99% - Not listed by ACGIH, IARC, or NTP.
3,4-DIAMINOTHIOPHENE DIHYDROBROMIDE, 99% - Not listed by ACGIH, IARC, or NTP.

Section 12 - ECOLOGICAL INFORMATION

Section 13 - DISPOSAL CONSIDERATIONS
Dispose of in a manner consistent with federal, state, and local regulations.

Section 14 - TRANSPORT INFORMATION

IATA
Shipping Name: TOXIC SOLID, ORGANIC, N.O.S.*
Hazard Class: 6.1
UN Number: 2811
Packing Group: III
IMO
Shipping Name: TOXIC SOLID, ORGANIC, N.O.S.
Hazard Class: 6.1
UN Number: 2811
Packing Group: III
RID/ADR
Shipping Name: TOXIC SOLID, ORGANIC, N.O.S.
Hazard Class: 6.1
UN Number: 2811
Packing group: III

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XN
Risk Phrases:
R 20/21/22 Harmful by inhalation, in contact with
skin and if swallowed.
R 39 Danger of very serious irreversible effects.
Safety Phrases:
S 24/25 Avoid contact with skin and eyes.
WGK (Water Danger/Protection)
CAS# 78637-85-1: No information available.
CAS# 169698-12-8: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 78637-85-1 is not listed on Canada's Ingredient Disclosure List.
CAS# 169698-12-8 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 78637-85-1 is not listed on the TSCA inventory.
It is for research and development use only.
CAS# 169698-12-8 is not listed on the TSCA inventory.
It is for research and development use only.

SECTION 16 - ADDITIONAL INFORMATION
N/A

危害码 (欧洲)	Xn
风险声明 (欧洲)	39-20/21/22
安全声明 (欧洲)	24/25
海关编码	2934999090

3141-26-2

~93%

78637-85-1

文献：Liao, Bei-Sih; Liu, Shiuh-Tzung Catalysis Communications, 2013 , vol. 32, p. 28 - 31

52431-30-8

~92%

78637-85-1

文献：Wen, Li; Nietfeld, Jon P.; Amb, Chad M.; Rasmussen, Seth C. Journal of Organic Chemistry, 2008 , vol. 73, # 21 p. 8529 - 8536

90069-81-1

~58%

78637-85-1

文献：Kuraray Co., Ltd.; Kondou, Yoshirou; Nakano, Kirihiro; Otake, Tomiaki Patent: US8519150 B2, 2013 ; Location in patent: Page/Page column 33; 34 ;

海关编码	2934999090
中文概述	2934999090. 其他杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%
申报要素	品名, 成分含量, 用途
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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