砷化镉 | 12006-15-4

• 物质功能分类: 化学试剂
• 分子结构分类: 无机化合物 - 混合金属/非金属化合物 - 类金属盐
• 中文名称: 砷化镉
• CAS: 12006-15-4
• 化学式: AsCd
• 分子量: 187.34
• InChiKey: APAWRDGVSNYWSL-UHFFFAOYSA-N

物化性质

• 熔点：
  721℃
• 密度：
  3.031
• 溶解度：
  溶于HNO3(硝酸)。
• 暴露限值：
  ACGIH: TWA 0.01 mg/m3; TWA 0.002 mg/m3NIOSH: IDLH 5 mg/m3; IDLH 9 mg/m3; Ceiling 0.002 mg/m3
• 稳定性/保质期：

  遵照规格使用和储存，则不会分解。不溶于水，微溶于盐酸，溶于硝酸；但不溶于王水。

计算性质

• 辛醇/水分配系数(LogP)：
  -0.38
• 重原子数：
  2
• 可旋转键数：
  0
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  0
• 氢给体数：
  0
• 氢受体数：
  0

安全信息

• TSCA：
  Yes
• 危险等级：
  6.1
• 危险品标志：
  N,T
• 危险类别码：
  R23/25
• 危险品运输编号：
  UN 3077 9/PG 3
• WGK Germany：
  3
• 包装等级：
  II
• 危险类别：
  6.1
• 安全说明：
  S20/21,S28,S45,S60,S61

SDS

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Section 1: Product Identification
Chemical Name: Cadmium arsenide (99.999%-Cd) PURATREM
CAS Registry Number: 12006-15-4
Formula: Cd3As2
EINECS Number: 234-484-1
Chemical Family: metal arsenide
Synonym: Cadmium diarsenide

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Section 2: Composition and Information on Ingredients
Ingredient CAS Number Percent ACGIH (TWA) OSHA (PEL)
Title compound 12006-15-4 100% 0.002mg/m3 0.005mg/m3

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Section 3: Hazards Identification
Danger of serious damage to health by prolonged exposure through inhalation and if swallowed. May cause
Emergency Overview:
harm to the unborn child.
Primary Routes of Exposure: Ingestion, inhalation, skin, eyes
Eye Contact: May cause mild to severe irritation of the eyes.
Skin Contact: May cause slight to mild irritation of the skin. Harmful in contact with skin.
Inhalation: Harmful by inhalation. Danger of serious damage to health by prolonged exposure through inhalation.
Harmful if swallowed. Ingestion may lead to sudden nausea, vomiting, bloody diarrhea, weakness, convulsions
Ingestion:
and death.
Inhalation may cause metallic taste, cough, chest pain, fever, shills, pulmonary edema, liver and kidney
Acute Health Affects:
damage. Ingestion causes garlic breath odor, nausea, vomiting, bloody diarrhea, weakness. .
Prolonged exposure to cadmium compounds may result in kidney damage, anemia, pulmonary fibrosis,
emphysema, perforation of the nasal septum, loss of smell, male reproductive effects and an increased risk of
Chronic Health Affects:
cancer of the lungs, prostate and liver. Prolonged exposure to arsenic compounds may cause loss of appetite,
dermatitis, liver and kidney damage, nervous disorders and cancer of the skin, lungs and liver.
NTP: Yes
IARC: Yes
OSHA: Yes

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SECTION 4: First Aid Measures
Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need
Eye Exposure:
assistance in keeping their eye lids open. Get immediate medical attention.
Wash the affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if
Skin Exposure:
irritation persists.
Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty
Inhalation:
in breathing, coughing, wheezing, or pain. In such cases seek immediate medical assistance.
Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce
Ingestion:
vomiting only if directed by medical personnel.

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SECTION 5: Fire Fighting Measures
Flash Point: no data
Autoignition Temperature: no data
Explosion Limits: no data
Extinguishing Medium: carbon dioxide, dry powder or foam
If this product is involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure
Special Fire Fighting Procedures:
self-contained breathing apparatus and full protective clothing.
Hazardous Combustion and If involved in a fire, this material may emit toxic fumes containing cadmium and arsenic.
Decomposion Products:
Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.

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SECTION 6: Accidental Release Measures
Small spills can be mixed with vermiculite, sodium carbonate or other suitable non-combustible adsorbent and
Spill and Leak Procedures:
swept up.

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SECTION 7: Handling and Storage
Store the material in a tightly sealed container under an inert atmosphere of nitrogen or argon. Keep in a cool,
Handling and Storage:
dry, well-ventilated place.

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SECTION 8: Exposure Controls and Personal Protection
Eye Protection: Always wear approved safety glasses when handling a chemical substance in the laboratory.
Skin Protection: Wear protective clothing and gloves.
Ventilation: Handle the material in an efficient fume hood.
If ventilation is not available a respirator should be worn. The use of respirators requires a Respirator
Respirator:
Protection Program to be in compliance with 29 CFR 1910.134.
Ventilation: Handle the material in an efficient fume hood.
Additional Protection: No additional protection required.

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SECTION 9: Physical and Chemical Properties
Color and Form: dark gray solid
Molecular Weight: 487.077
Melting Point: no data
Boiling Point: no data
Vapor Pressure: no data
Specific Gravity: 3.031
Odor: none
Solubility in Water: decomposes

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SECTION 10: Stability and Reactivity
Stability: moisture sensitive
Hazardous Polymerization: no hazardous polymerization
Conditions to Avoid: prolonged exposure to moisture
Incompatibility: water, acids
Decomposition Products: cadmium oxide, arsenic oxide

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SECTION 11: Toxicological Information
For Cd: Inhalation (human); TCLo: 8630 ug/m3/5H. Inhalation (Human-man); TCLo: 500 ug/m3/5Y-I.
Inhalation (Human-man); TCLo: 40 ug/m3. Oral (rat); LD50: 72 mg/kg. Intraperitoneal (rat); LD50: 12 mg/kg.
Intravenous (rat); LD50: 25 mg/kg. Oral (mouse); LD50: 72 mg/kg. Inhalation (mouse); LC50:250 mg/m3/2H.
Subcutaneous (mouse); LD50: 94 mg/kg. Inhalation (dog); LC50:4 gm/m3/10M. Oral (rat); TDLo: 156
ug/kg/26W-I. Inhalation (rat); TCLo: 23 ug/m3/24H/20W-C. Subcutaneous (rat); TDLo: 90 mg/kg. Oral (rat);
TDLo: 21640 ug/kg. Oral (rat); TDLo: 21640 ug/kg. For As: Oral (Human-man); LDLo: 29 mg/kg. Oral
RTECS Data:
(Human-man); LDLo: 286/mg/kg. Oral (Human-man); TDLo: 14857 ug/kg. Oral (Human); LDLo: 1429 ug/kg.
Oral (Human-man); LDLo: 2857 mg/kg. Oral (rat); LD50: 14600 ug/kg. Intraperitoneal (rat); LD50: 871 mg/kg.
Subcutaneous (rat); LDLo:8 mg/kg. Oral (mouse); LD50: 31500 ug/kg. Subcutaneous (mouse); LD50: 9800
ug/kg. Intravenous (mouse); LD50: 10700 ug/kg. Oral (dog); LDLo: 10 mg/kg. Intravenous (rabbit); LDLo:
10560 ug/kg. Oral (rat); TDLo: 900 mg/kg. Oral (rat); TDLo: 350 ug/kg/30D-I. Inhalation (rat); TCLo: 31
ug/m3/24H/22W-C. Inhalation (rat); TCLo: 500 ug/m3/24H/33D-C.
Carcinogenic Effects: Known carcinogens
Mutagenic Effects: As: mutagen
Tetratogenic Effects: Reproductive effectors

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SECTION 12: Ecological Information
Avoid release into the environment. Very toxic to aquatic organisms. May cause long-term adverse effects in
Ecological Information:
the aquatic environment.

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SECTION 13: Disposal Considerations
Disposal: Dispose of according to local, state and federal regulations.

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SECTION 14: Transportation
Shipping Name (CFR): Cadmium compounds
Hazard Class (CFR): 6.1
Additional Hazard Class (CFR): NA
Packaging Group (CFR): III
UN ID Number (CFR): UN# 2570
Shipping Name (IATA): Cadmium compound
Hazard Class (IATA): 6.1
Additional Hazard Class (IATA): NA
Packaging Group (IATA): III
UN ID Number (IATA): UN# 2570

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SECTION 15: Regulatory Information
TSCA: Listed in the TSCA inventory
SARA (Title 313): See Category Codes N078 and N020 for reporting.
Second Ingredient: none
Tel: [phone]
Fax: [phone]
Toll free (in USA & Canada)
Tel: [phone]
Fax: [phone]
[e-mail]
Strem Chemicals, Inc.
15, rue de l'Atome, Z.I.
67800 BISCHHEIM (France)
Tel: [phone]
Fax: [phone]
[e-mail]
Strem Chemicals, Inc.
Postfach 1215
77672 KEHL (Germany)
Telefon: [phone]
[e-mail]
Strem Chemicals UK, Ltd.
Newton Hall
Town Street
Newton
Cambridge, England CB22 7ZE
Tel: [phone]
Fax: [phone]
[e-mail]

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SECTION 16 - ADDITIONAL INFORMATION
N/A

制备方法与用途

概述

砷化镉（Cd₃As₂）是一种灰黑色立方系晶体。有毒，熔点为721℃，相对密度6.2115。该物质易溶于硝酸，微溶于盐酸，并不溶解于水或王水中。与酸反应时会释放出砷化氢（AsH₃），遇到氧化剂则会发生燃烧。

制备方法

砷化镉可通过将砷通入硫酸镉的弱氨溶液中制得。另一种制备方法是在惰性气体环境中加热镉和砷，生成淡红色晶体产物，其非离子性结构使其具有独特的性质。

用途

砷化镉主要用于化学试剂领域。