对伞花烃

对伞花烃 (p-Cymene) 是一种透明液体,具有萜烯的芬芳和橙子或胡萝卜的气味。呈无色液体,不溶于水,可与乙醇和乙醚混溶。

它可通过可由三氯化钌与α-水芹烯反应制备。也可通过樟脑与五氧化二磷反应并用酸碱纯化得到。也可通过双戊烯在雷尼镍或Pd/C作为催化剂的脱氢和歧化反应中提取得到。与甲苯烷基化法相比,这种方法更易分离且收率更高。

高品质的对伞花烃主要用作合成吐纳麝香 (Tonalide) 的原料。此外,它也用作食品香料、肥皂和清洗溶剂等日用产品中的成分,以及作为具有祛痰和镇咳功效的医药成分。

Substance Identification

Synonyms 对异丙基甲苯 | 对甲基异丙苯
CAS N/A
EINECS 202-796-7
FEMA N/A
HS.CODE 290420
Molecular Formula C10H14
Moleclar Weight 134.22

Application & Uses

  • 高品质对伞花烃可用作合成吐纳麝香 (Tonalide) 的材料。
  • 用作食品香料。
  • 用于肥皂、清洗溶剂等日用产品的调香。
  • 作为医药成分,具有祛痰和镇咳功效。

Sales Specification

ITEM VALUE
外观 淡黄色液体
纯度(GC,%) ≥98
折光指数(在20°C条件下) 1.488~1.492
相对密度(在20°C条件下) 0.854~0.860
水分(KF,%) ≤0.1
碘值 ≤2.0

Package

  • 镀锌铁桶,150公斤,80桶(约计14.4吨)每20尺柜
  • 镀锌铁桶,195公斤,80桶(约计14.4吨)每20尺柜

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GHS Hazard Statements

H-Code H226/303/304/331/361/411
P-Code P201/202/210/233/240/241/242/243/261/271/273/280
Response P301+P310 P303+P361+P353 P304+P340+P311 P312 P331 P370+P378 P391
Storage P403+P233 P403+P235 P405
Disposal P501
UN Number: UN 2046 3/PG 3 | S-phrases: S26-S36 | R-phrases: R10;R36/37/38

Storage

  • 环境与温度控制:
    • 储存于阴凉、干燥、通风良好的区域,并避光保存。
    • 避免高温,以保持产品稳定性,防止分解或挥发。
    • 确保储存区域凉爽且通风良好。
  • 容器管理与防范:
    • 确保容器密闭完好,防止挥发和外部污染,并标识清晰。
    • 所有含有物料的设备都应接地,以防止静电积聚。
  • 危险源隔离:
    • 储存区域应远离热源、火花、明火以及所有点火源。
    • 此可燃液体应单独存放在安全的储存柜或房间内。
    • 远离不相容物质,防止发生危险反应。
  • 安全操作与检查:
    • 小心搬运,稳固堆放。
    • 长期储存后,使用前务必检查质量。
  • 合规与应急准备:
    • 严格遵守所有安全法规,特别是针对可燃液体的储存规定。
    • 确保有应急预案以应对突发情况。

Remark

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The above information is believed to be accurate and represents the best explanation currently available to us. However, no liability is assumed for any consequences arising from the use of this content. The technical standards for our products are developed and updated jointly by our customers and ourselves; where any changes occur, the latest specification shall prevail and will be confirmed in the relevant contract.All suggestions and data provided are based on information we consider to be reliable and are offered in good faith, but without any guarantee, as the conditions and methods of use of our products are beyond our control. Foreverest® makes no warranties, whether express or implied, regarding the accuracy, completeness or suitability of this information, and expressly disclaims any implied warranty of fitness for a particular purpose. Prospective users should conduct their own tests and evaluations to determine the suitability of Foreverest® materials and any recommendations for their intended applications before adoption, and, where appropriate, should obtain confirmation or approval from the relevant regulatory authorities.Any references in this page to patents or patented technologies, including descriptive material derived from patents or citations of specific patent numbers, are provided for information only. They must not be interpreted as a recommendation to use our products in a manner that could infringe any third‑party patent, nor as a grant of any licence or permission to use patents owned by Foreverest®.

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